*** TABLES FOR Carrera, Royer, Stehr, Sydnor, and Taubinsky (2021) ************ ******************************************************************************* *** Initial set-up *** clear eststo clear set more off *** Set directory for output *** cd "$main/Output" /* Note: all tables will output to the working directory. Uses a program from master_do_file_for_analysis.do */ *** Load and clean experimental data ****************************************** *** Load dataset *** use "$main/Data/cleaned_commitment_study_data", clear *** Variable Creation & Cleaning Steps *** *** Create an ID variable for use when reshaping long gen id = _n *** Generate info treatment indicators gen first_info = type_of_info=="1-onlygraph" gen new_info = type_of_info=="2-graphplus" gen control_info = (new_info == 0 & first_info == 0) *** Generate wave indicators gen wave1 = (wave == "fall") gen wave2 = (wave == "winter") gen wave3 = (wave == "spring") *** Define anticommitment/commitment variables for each threshold gen anticommit8 = q170 ==2 if q170<. gen commit8 = q169 ==2 if q169<. gen anticommit12 = chose_anticommit11 gen commit12 = chose_commit12 gen anticommit16 = q296==2 if q296<. gen commit16 = q295 ==2 if q295<. *** Rescale percent variable foreach var of varlist percent*{ replace `var' = `var'/100 } *** Store number of observations in exclusions sum flag_low_wtp loc lowwtp `r(sum)' latex_write lowwtpobs `lowwtp' numbers sum flag_exclude_exog loc endog `r(sum)' latex_write nexogobs `endog' numbers loc totalexcl = `lowwtp' + `endog' latex_write excludeobs `totalexcl' numbers * Wave 3 sum flag_low_wtp if wave3 == 1 latex_write lowwtpobswthree `r(sum)' numbers sum flag_exclude_exog if wave3 == 1 latex_write nexogobswthree `r(sum)' numbers *** Store number of participants in each wave before exclusions forval i = 1/3{ if `i' == 1 loc wname "wone" else if `i' == 2 loc wname "wtwo" else loc wname "wthree" sum wave`i' if wave`i' == 1 loc obs = r(N) latex_write `wname'obs `obs' numbers } *** Store share of participants who prefer nothing to contingent $80 sum prefer80contingent_to_0 loc pctpreferzero : di %2.1f (1-r(mean))*100 latex_write pctpreferzero `pctpreferzero' numbers *** Restrict sample to those exogenously assigned incentives keep if flag_low_wtp == 0 & flag_exclude_exog == 0 *** Descriptive Statistics (appendix_descriptive_stats.tex) ******************* *** Generate variables and labels for the table *** gen ft_student = student==1 if student<. gen ft_working = working==1 if working<. gen fpt_working = working<3 if working<. gen advanced_degree = educ==5 replace married = married==1 if married<. recode age (1 = 24) (2=35.5 ) (3=45.5) (4=57.5) (5=70) , gen(imp_age) recode income_cat (1 = 18000) (2=37500 ) (3=75500) (4=150000) (5=.) , gen(imp_inc) label var female "Female" label var imp_inc "Household income$^a$" label var married "Married" label var ft_student "Student, full-time" label var fpt_working "Working, full- or part-time" label var advanced "Advanced degree$^b$" label var imp_age "Age$^a$" label var past4 "Visits in the past 4 weeks, recorded" label var visits_100 "$\hspace{0.5cm}$ Visits, recorded" label var past100days_went "$\hspace{0.5cm}$ Visits, self-recollection" label var past100days_should "Days that \textit{I should have gone, but didn't}" label var days_0 "Best guess of days I will attend in next 4 weeks" label var goal "Goal for visits in next 4 weeks" gen wave_num = "Wave 1" if wave=="fall" replace wave_num="Wave 2" if wave=="winter" replace wave_num="Wave 3" if wave=="spring" tab wave_num // N = 1248 (340 in Wave 1, 509 in Wave 2, 399 in Wave 3) *** Produce statistics for the table *** estpost tabstat female imp_age ft_student fpt_working married advanced_degree imp_inc past4, by(wave_num) statistics(mean sd) columns(statistics) *** Export table #delimit; estout . using `"appendix_descriptive_stats.tex"' , cells(mean(fmt(%3.2fc %3.2fc %3.2fc %3.2fc %3.2fc %3.2fc %8.0gc %3.2fc) star) sd(fmt(%3.2fc %3.2fc %3.2fc %3.2fc %3.2fc %3.2fc %8.0gc %3.2fc) par)) starlevels(\sym{*} 0.05 \sym{**} 0.01 \sym{***} 0.001, label(" \(p<@\)")) varwidth(20) modelwidth(12) unstack delimiter(&) end(\\) prehead(`"{"' `"\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}"' `"\begin{tabular}{l*{@E}{c}}"' `"\hline"') posthead("\hline") postfoot(`"\hline"' `"\addlinespace"' `"N & 340 & 509 & 399 & 1,248 \\"' `"\hline\hline"' `"\end{tabular}"' `"}"' ) label varlabels(_cons Constant, end("" [1em]) nolast) mlabels(none) nonumbers collabels(none) substitute(_ \_ "\_cons " \_cons "Total" "Overall") interaction(" $\times$ ") notype level(95) style(tex) replace; #delimit cr *** (CCtable.tex) ************************************************************* *** This table was created by hand, so no tex output is produced for it ******* local commitlist "8 12 16" *** Summarize take-up of commitment contracts *** foreach X of local commitlist { * Declare local for labeling if `X' == 8 loc num "eight" else if `X' == 12 loc num "twelve" else loc num "sixteen" * Chose "more" contract summarize commit`X' * Store mean and number of observations loc takeup = round(r(mean)*100) loc takeup : di %2.0f `takeup' latex_write commit`num'rate `takeup' numbers local obsnum : di %5.0fc `r(N)' if r(N) > 1000 loc obsnum = subinstr("`obsnum'",",","{,}",.) latex_write commit`num'obs `obsnum' numbers * Chose "fewer" contract summarize anticommit`X' * Chose "more" given chose "fewer" summarize commit`X' if anticommit`X'==1 * Chose "fewer" given chose "more" summarize anticommit`X' if commit`X'==1 * Difference between "more" and "more" given chose "fewer" means gen commit`X'_cdtn = commit`X' if anticommit`X'==1 ttest commit`X'_cdtn = commit`X', unpaired * Difference between "fewer" and "fewer" given chose "more" means gen anticommit`X'_cdtn = anticommit`X' if commit`X'==1 ttest anticommit`X'_cdtn = anticommit`X', unpaired } *** (CCBeliefs2.tex) ********************************************************** *** Regress expected days vs. probability of meeting threshold, all participants reg days_0 percent_meet_commit12, robust est store est11 reg days_0 percent_meet_anticommit, robust est store est12 reg days_0 percent_meet_commit12 percent_meet_anticommit, robust est store est13 * Difference of coefficients ("More"-"Fewer") nlcom diff: _b[percent_meet_commit12]-_b[percent_meet_anticommit], post * Store differences local b : di %4.2f _b[diff] local se : di %4.2f _se[diff] estadd local diffb "`b'***" : est13 // know significance level via inspection estadd local diffse "(`se')" : est13 *** Regress expected days vs. probability of meeting threshold, chose commit & anticommit reg days_0 percent_meet_commit12 percent_meet_anticommit /// if commit12 == 1 & anticommit12 == 1, robust est store est14 * Difference of coefficients ("More"-"Fewer") nlcom diff: _b[percent_meet_commit12]-_b[percent_meet_anticommit], post * Store differences local b : di %4.2f _b[diff] local se : di %4.2f _se[diff] estadd local diffb "`b'***" : est14 // know significance level via inspection estadd local diffse "(`se')" : est14 *** Export table estout est11 est12 est13 est14 using CCBeliefs2.tex, style(tex) margin replace eqlabels(none) /// cells(b(star fmt(%9.2f)) se(par fmt(%9.2f)) ) msign(--) starlevels(* 0.1 ** 0.05 *** 0.01) stardetach /// keep(percent_meet_commit12 percent_meet_anticommit) wrap varwidth(25) /// order(percent_meet_commit12 percent_meet_anticommit) /// mgroups("Subjective expected attendance without incentives", pattern(1 0 0 0) /// span prefix(\multicolumn{@span}{c}{) suffix(})) /// stats(N diffb diffse, l("N" "\hline \`\`More'' $-$ \`\`Fewer''" " ") fmt(%8.0fc %8.0fc %8.0fc)) /// varlabels(percent_meet_commit12 "Subj. prob. succeed in \lq\lq more\rq\rq\, contract" percent_meet_anticommit "Subj. prob. succeed in \lq\lq fewer\rq\rq\, contract") /// collabels(,none) mlabels("(1)" "(2)" "(3)" "(4)") /// prehead( "\begin{tabular}{l*{@M}{r @{} l}}" "\hline") /// posthead("\hline") prefoot() postfoot("\hline\hline" "\end{tabular}") *** (regs_{avg_delta_ex_1,commit}_all.tex) ************************************ *** Generate variable for expected attendace w/incentive given gen days_exp = . foreach i in 0 1 2 3 5 7{ replace days_exp = days_`i' if incentive == `i' } *** Generate variables for gaps between goal, past, expected, & actual attendance gen gap_goal_exp = goal - days_0 // under no incentive gen gap_goal_past = goal - past4 gen gap_actual_exp = visits - days_exp *** Generate behavior change premium variables (second-order approximation) gen delta1=(wtp1) - (days_1+days_0)/2 gen delta2 = (wtp2-wtp1) - (days_2+days_1)/2 gen delta3=(wtp3-wtp2) - (days_3+days_2)/2 gen delta5=(wtp5-wtp3)/(5-3) - (days_5+days_3)/2 gen delta7=(wtp7-wtp5)/(7-5) - (days_7+days_5)/2 gen delta12=(wtp12-wtp7)/(12-7) - (days_12+days_7)/2 gen avg_delta_ex1 = (delta2 + delta3 + delta5 + delta7 + delta12)/5 ** Store number of observations without an incentive gen got_contract = (incentive == .) sum got_contract latex_write gotcontractobs `r(sum)' numbers *** Perform series of analyses for whole sample * Declare restriction for following analysis loc restrict "!missing(incentive)" * Store means and standard deviations foreach v in gap_goal_exp gap_actual_exp{ if "`v'" == "gap_goal_exp" loc name "goalexp" else loc name "actexp" sum `v' if `restrict' loc mean : di %4.2f r(mean) loc sd : di %4.2f r(sd) latex_write `name'mean `mean' numbers latex_write `name'sd `sd' numbers } * Generate z-scores for variables with constant restriction foreach dvar in gap_goal_exp gap_actual_exp avg_delta_ex1{ sum `dvar' if `restrict' gen z_`dvar' = (`dvar' - r(mean)) / r(sd) if `restrict' } * Run regressions of behavior change premium with regressors & constant restriction eststo clear loc k = 1 foreach controls in "" "female i.income_cat married ft_student fpt_working advanced i.age_cat"{ foreach covar in "first_info new_info" "first_info new_info z_gap_goal_exp" "first_info new_info z_gap_actual_exp"{ * Run regression reg avg_delta_ex1 wave2 wave3 `covar' `controls' if `restrict', r eststo spec_`k' * Store coefficients from certain regressions if `k' == 1{ loc coeff : di %4.2f _b[new_info] latex_write enhinfobcpcoeff `coeff' numbers } else if `k' == 2{ loc coeff : di %4.2f _b[z_gap_goal_exp] latex_write goalexpbcpcoeff `coeff' numbers } else if `k' == 3{ loc coeff : di %4.2f _b[z_gap_actual_exp] latex_write actualexpbcpcoeff `coeff' numbers } * Store dependent variable mean ci means avg_delta_ex1 if `restrict' & !missing(gap_actual_exp) local m : di %4.2f r(mean) local se : di %4.2f r(se) estadd local dvmean `m' estadd local dvse "(`se')" ci means avg_delta_ex1 if `restrict' & !missing(gap_actual_exp) & /// control_info == 1 local mcontrol : di %4.2f r(mean) local secontrol : di %4.2f r(se) estadd local dvmeancontrol `mcontrol' if `k' == 1 latex_write bcpinfoctrlmean `mcontrol' numbers estadd local dvsecontrol "(`secontrol')" estadd local wavefe "Yes" if `k' == 1 latex_write bcpregmean `m' numbers if "`controls'" != "" estadd local ctrl "Yes" loc ++k } } * Export regression output estout spec_1 spec_2 spec_3 using "regs_avg_delta_ex1_all.tex", style(tex) margin replace eqlabels(none) /// keep(first_info new_info z_gap_goal_exp z_gap_actual_exp) wrap varwidth(25) /// order(first_info new_info z_gap_goal_exp z_gap_actual_exp) /// mgroups("\shortstack{Behavior change premium}", pattern(1 0 0) span prefix(\multicolumn{@span}{c}{) suffix(})) /// mlabels("(1)" "(2)" "(3)" "(4)",span prefix(\multicolumn{@span}{c}{) suffix(})) /// varlabels(z_gap_goal_exp "Goal $-$ exp. attend. (z-score)" z_gap_actual_exp "Actual $-$ exp. attend. (z-score)" first_info "Basic info. treatment" new_info "Enhanced info. treatment" _cons "Constant") /// cells(b(star fmt(%9.2f)) se(par fmt(%9.2f))) msign(--) starlevels(* 0.1 ** 0.05 *** 0.01) stardetach /// stats(dvmean dvse dvmeancontrol dvsecontrol wavefe N, l("Dep. var. mean:" " " "Dep. var. mean," "info. control group:" "\hline Wave FEs" "N") fmt(%8.0fc %8.0fc %8.0fc %8.0fc %8.0fc %8.0fc)) /// collabels(,none) prehead( "\begin{tabular}{l*{@M}{r @{} l}}" "\hline") /// posthead("\hline") prefoot("\hline") postfoot("\hline\hline" "\end{tabular}") * Export regression output with demographic controls estout spec_4 spec_5 spec_6 using "regs_avg_delta_ex1_all_demo.tex", style(tex) margin replace eqlabels(none) /// keep(first_info new_info z_gap_goal_exp z_gap_actual_exp) /// wrap varwidth(25) order(first_info new_info z_gap_goal_exp z_gap_actual_exp) /// mgroups("\shortstack{Behavior change premium}", pattern(1 0 0) span prefix(\multicolumn{@span}{c}{) suffix(})) /// mlabels("(1)" "(2)" "(3)" "(4)",span prefix(\multicolumn{@span}{c}{) suffix(})) /// varlabels(z_gap_goal_exp "Goal $-$ exp. attend. (z-score)" z_gap_actual_exp "Actual $-$ exp. attend. (z-score)" first_info "Basic info. treatment" new_info "Enhanced info. treatment" _cons "Constant") /// cells(b(star fmt(%9.2f)) se(par fmt(%9.2f))) msign(--) starlevels(* 0.1 ** 0.05 *** 0.01) stardetach /// stats(dvmean dvse dvmeancontrol dvsecontrol ctrl wavefe N, l("Dep. var. mean:" " " "Dep. var. mean," "info. control group:" "\hline Demographic controls" "Wave FEs" "N") fmt(%8.0fc %8.0fc %8.0fc %8.0fc %8.0fc %8.0fc %8.0fc)) /// collabels(,none) prehead( "\begin{tabular}{l*{@M}{r @{} l}}" "\hline") /// posthead("\hline") prefoot("\hline") postfoot("\hline\hline" "\end{tabular}") * Run regressions of contract take-up on regressors with a constant restriction preserve * Reshape to pool contracts reshape long commit, i(id) j(t) * Run regressions with constant restriction eststo clear loc k = 1 foreach controls in "" "female i.income_cat married ft_student fpt_working advanced i.age_cat"{ foreach covar in "first_info new_info" "z_avg_delta_ex1 first_info new_info" "z_gap_goal_exp first_info new_info" "z_gap_actual_exp first_info new_info"{ * Run regression reg commit i.t wave2 wave3 `covar' `controls' if `restrict', vce(cluster id) eststo spec_commit`k' * Store coefficients from certain regressions if `k' == 1{ loc coeff : di %2.1f abs(_b[new_info]*100) latex_write enhinfoMCcoeff `coeff' numbers } else if `k' == 2{ loc coeff : di %2.0f _b[z_avg_delta_ex1]*100 latex_write bcpMCcoeff `coeff' numbers } else if `k' == 3{ loc coeff : di %2.1f _b[z_gap_goal_exp]*100 latex_write goalexpMCcoeff `coeff' numbers } * Store dependent variable mean ci means commit if `restrict' local m : di %4.2f r(mean) local mpct : di %4.0f r(mean)*100 local se : di %4.2f r(se) estadd local dvmean `m' estadd local dvse "(`se')" ci means commit if `restrict' & control_info == 1 local mcontrol : di %4.2f r(mean) local secontrol : di %4.2f r(se) estadd local dvmeancontrol `mcontrol' estadd local dvsecontrol "(`secontrol')" estadd local wavefe "Yes" estadd local ccfe "Yes" if `k' == 1{ latex_write MCregmean `m' numbers latex_write MCregmeanPCT `mpct' numbers } if "`controls'" != "" estadd local ctrl "Yes" loc ++k } } * Export regression output estout spec_commit1 spec_commit2 spec_commit3 spec_commit4 using "regs_commit_pooled_all.tex", /// style(tex) margin replace eqlabels(none) wrap varwidth(25) /// keep(first_info new_info z_avg_delta_ex1 z_gap_goal_exp z_gap_actual_exp) /// order(first_info new_info z_avg_delta_ex1 z_gap_goal_exp z_gap_actual_exp) /// mgroups("\shortstack{Take-up of \`\`more'' visits contracts}", pattern(1 0 0 0) span prefix(\multicolumn{@span}{c}{) suffix(})) /// mlabels("(1)" "(2)" "(3)" "(4)",span prefix(\multicolumn{@span}{c}{) suffix(})) /// varlabels(z_avg_delta_ex1 "Behavior change premium (z-score)" z_gap_goal_exp "Goal $-$ exp. attend. (z-score)" z_gap_actual_exp "Actual $-$ exp. attend. (z-score)" first_info "Basic info. treatment" new_info "Enhanced info. treatment" _cons "Constant") /// cells(b(star fmt(%9.3f)) se(par fmt(%9.3f))) msign(--) starlevels(* 0.1 ** 0.05 *** 0.01) stardetach /// stats(dvmean dvse dvmeancontrol dvsecontrol wavefe ccfe N N_clust, l("Dep. var. mean:" " " "Dep. var. mean," "info. control group:" "\hline Wave FEs" "Contract FEs" "N" "Clusters") fmt(%8.0fc %8.0fc %8.0fc %8.0fc %8.0fc %8.0fc %8.0fc %8.0fc)) /// collabels(,none) prehead( "\begin{tabular}{l*{@M}{r @{} l}}" "\hline") /// posthead("\hline") prefoot("\hline") postfoot("\hline\hline" "\end{tabular}") * Export regression output with demographic controls estout spec_commit5 spec_commit6 spec_commit7 spec_commit8 using "regs_commit_pooled_all_demo.tex", /// style(tex) margin replace eqlabels(none) wrap varwidth(25) /// keep(first_info new_info z_avg_delta_ex1 z_gap_goal_exp z_gap_actual_exp) /// order(first_info new_info z_avg_delta_ex1 z_gap_goal_exp z_gap_actual_exp) /// mgroups("\shortstack{Take-up of \`\`more'' visits contracts}", pattern(1 0 0 0) span prefix(\multicolumn{@span}{c}{) suffix(})) /// mlabels("(1)" "(2)" "(3)" "(4)",span prefix(\multicolumn{@span}{c}{) suffix(})) /// varlabels(z_avg_delta_ex1 "Behavior change premium (z-score)" z_gap_goal_exp "Goal $-$ exp. attend. (z-score)" z_gap_actual_exp "Actual $-$ exp. attend. (z-score)" first_info "Basic info. treatment" new_info "Enhanced info. treatment" _cons "Constant") /// cells(b(star fmt(%9.3f)) se(par fmt(%9.3f))) msign(--) starlevels(* 0.1 ** 0.05 *** 0.01) stardetach /// stats(dvmean dvse dvmeancontrol dvsecontrol ctrl wavefe ccfe N N_clust, l("Dep. var. mean:" " " "Dep. var. mean," "info. control group:" "\hline Demographic controls" "Wave FEs" "Contract FEs" "N" "Clusters") fmt(%8.0fc %8.0fc %8.0fc %8.0fc %8.0fc %8.0fc %8.0fc %8.0fc %8.0fc)) /// collabels(,none) prehead( "\begin{tabular}{l*{@M}{r @{} l}}" "\hline") /// posthead("\hline") prefoot("\hline") postfoot("\hline\hline" "\end{tabular}") restore *** additions to numbers.tex ************************************************** *** Change in visits due to 12-visit contract assignment *** * Generate variable for comparing treatment with control gen gotcontract = 1 if treatment == "threshold80_12" replace gotcontract = 0 if treatment == "control" * Test for difference and store mean difference by take-up of contract ttest visits if wave3 == 1 & commit12 == 1, by(gotcontract) loc takeup : di %3.2f r(mu_2)-r(mu_1) latex_write wantgottwelvediff `takeup' numbers ttest visits if wave3 == 1 & commit12 == 0, by(gotcontract) loc takeup : di %3.2f r(mu_2)-r(mu_1) latex_write rejectgottwelvediff `takeup' numbers * Store percentage of those who took up & got the contract who met the threshold gen wantedgot12visits = visits if treatment == "threshold80_12" & commit12 == 1 gen under12 = wantedgot12visits < 12 if !missing(wantedgot12visits) sum under12 loc pctunder : di %2.0f round(r(mean)*100) latex_write pctundertwelve `pctunder' numbers *** Statistics about WTPs at the slider maximum *** * Reshape data for one observation per participant per incentive preserve keep wtp* maxwtp* id reshape long wtp maxwtp, i(id) j(incentive) * Generate a variable for the maximum slider value gen maxval = incentive*30 * Store percentage of participants who maxed out slider gen slidermaxed = !missing(maxwtp) sum slidermaxed loc pctmaxed : di %2.1f r(mean)*100 latex_write pctmaxed `pctmaxed' numbers * Generate variables for fill-in-blank answers relation to maximum slider value gen overmaxval = maxwtp > maxval if !missing(maxwtp) gen atmaxval = maxwtp == maxval if !missing(maxwtp) gen belowmaxval = maxwtp < maxval if !missing(maxwtp) * Store percent of participants in each category foreach relation in over at below{ sum `relation'maxval loc pct`relation'max : di %2.0f r(mean)*100 latex_write pct`relation'max `pct`relation'max' numbers } restore *** Share of individual behavior change value measures that are negative *** * Reshape data for one observation per participant per incentive increase preserve keep delta* id reshape long delta, i(id) j(inc) * Estimate and store relevant statistic gen delta_negative = delta < 0 sum delta_negative loc pctdeltaneg : di %2.0f r(mean)*100 latex_write pctdeltaneg `pctdeltaneg' numbers restore *** Additional summary statistics *** * Percent female and male sum female loc pctfemale : di %2.0f r(mean)*100 loc pctfemalealt : di %2.1f r(mean)*100 loc pctmalealt : di %2.1f (1 - r(mean))*100 loc fracfemale : di %4.3f r(mean) loc fracmale : di %4.3f (1 - r(mean)) foreach stat in pctfemale pctfemalealt pctmalealt fracfemale fracmale{ latex_write `stat' ``stat'' numbers } * Mean imputed age sum imp_age loc meanage : di %2.0f r(mean) latex_write meanage `meanage' numbers * Percent students sum ft_student loc pctstudent : di %2.0f r(mean)*100 latex_write pctstudent `pctstudent' numbers * Percent working sum fpt_working loc pctworking : di %2.0f r(mean)*100 latex_write pctworking `pctworking' numbers * Percent married sum married loc pctmarried : di %2.0f r(mean)*100 latex_write pctmarried `pctmarried' numbers * Mean visits recorded in past 100 days sum visits_100 loc meanpastvisits : di %2.0f r(mean) latex_write meanpastvisits `meanpastvisits' numbers * Mean visits recalled in past 100 days sum past100days_went loc meanpastvisitsrecall : di %2.0f r(mean) latex_write meanpastvisitsrecall `meanpastvisitsrecall' numbers * Attention check gen failed_attention = passed_attention_check == 0 sum failed loc pctfailed : di %2.1f r(mean)*100 latex_write pctfailedac `pctfailed' numbers * Chose dominated option sum areyousure_prefer0_to_20 loc dom20 = r(N) sum areyousure_prefer0_to_80 loc dom80 = r(N) sum id loc pctdominated : di %2.1f ((`dom20' + `dom80')/r(N))*100 latex_write pctchosedom `pctdominated' numbers * Comprehension check gen failed_cc = passed_comprehension_check == 0 sum failed_cc loc pctfailed : di %2.1f r(mean)*100 latex_write pctfailedcc `pctfailed' numbers * Numeracy check gen passed_nc = 1 if !missing(q137) & !missing(q138) replace passed_nc = 0 if (q138 == "133" | q138 == "133333" | q138 == "200000" | /// q138 == "2500" | q138 == "40,000" | q138 == "40,000.00" | /// q138 == "$400,00.00" | q138 == "400" | q138 == "400,00" | q138 == "40000" | /// q138 == "4000000" | q138 == "500,000" | q138 == "50000" | q138 == "800000" | /// q138 == "four") & !missing(passed_nc) replace passed_nc = 0 if q137 != 100 & !missing(passed_nc) sum passed_nc loc pctpassed : di %2.1f r(mean)*100 latex_write passednumeracy `pctpassed' numbers * Take-up of contract for fewer visits with & without exclusions above preserve reshape long commit anticommit, i(id) j(t) sum anticommit loc takeup : di %2.0f r(mean)*100 latex_write anticommitrate `takeup' numbers sum anticommit if passed_comprehension_check == 1 /// & passed_attention_check == 1 & missing(areyousure_prefer0_to_20) /// & missing(areyousure_prefer0_to_80) loc takeup : di %2.0f r(mean)*100 latex_write anticommitrateexcl `takeup' numbers restore * Range of percent take-up of contracts for fewer visits loc anticommitpctmin = 1 // initialize for contract with lowest take-up loc anticommitpctmax = 0 // initialize for contract with highest take-up forval i = 8(4)16{ sum anticommit`i' if r(mean) > `anticommitpctmax' loc anticommitpctmax = r(mean) if r(mean) < `anticommitpctmin' loc anticommitpctmin = r(mean) } foreach stat in min max{ loc anticommitpct`stat' : di %4.0f `anticommitpct`stat''*100 latex_write anticommitpct`stat' `anticommitpct`stat'' numbers } * Number of participants in waves 2 & 3 gen wave23 = (wave2 | wave3) sum wave23 loc obs = r(mean)*r(N) latex_write wtwothreeobs `obs' numbers * Average expected visits for different incentives sum days_0 loc avgzero : di %2.1f r(mean) latex_write avgexpnoinc `avgzero' numbers sum days_7 loc avgseven : di %2.1f r(mean) latex_write avgexpseveninc `avgseven' numbers loc diff : di %2.1f `avgseven'-`avgzero' latex_write avgexpdiffseven `diff' numbers * Average actual visits for different incentives sum visits if incentive==0 loc avgzero : di %2.1f r(mean) latex_write avgactnoinc `avgzero' numbers sum visits if incentive==7 loc avgseven : di %2.1f r(mean) latex_write avgactseveninc `avgseven' numbers loc diff : di %2.1f `avgseven'-`avgzero' latex_write avgactdiffseven `diff' numbers * Regression of attendance on average past attendance reg visits past4 matrix temp = r(table)' loc b : di %4.3f temp[1,1] loc se : di %4.3f temp[1,2] latex_write attcoeff `b' numbers latex_write attcoeffse `se' numbers * Effect of $2 piece-rate incentive gen got_2 = 1 if incentive == 2 replace got_2 = 0 if treatment == "control" * On expectations ttest days_2 == days_0 * On realized attendance ttest visits, by(got_2) unpaired *** Generate pairwise correlation estimates with bootstrapping *** * Pairwise correlation of behavior change premium at each incentive level capture program drop avg_pwcorr_bcp program define avg_pwcorr_bcp, rclass * Initialize values loc m = 0 loc agg_corr = 0 * Loop through each incentive level foreach j in 1 2 3 5 7 { foreach k in 2 3 5 7 12 { if `j' < `k'{ pwcorr delta`j' delta`k' loc agg_corr = `agg_corr' + r(rho) loc ++m } } } * Average pairwise correlation return scalar avg_pwcorr = `agg_corr'/`m' end * Generate estimates with bootstrapping bootstrap avg_pwcorr_bcp = r(avg_pwcorr), reps(1000) cluster(id) seed(12345) /// nodrop level(95): avg_pwcorr_bcp estat bootstrap, all * Store estimates matrix temp_b = e(b) loc avg : di %3.2f temp_b[1,1] latex_write avgbcpcorr `avg' numbers matrix temp_se = e(se) loc stderr : di %3.2f temp_se[1,1] latex_write avgbcpcorrse `stderr' numbers * Pairwise correlation of take-up of each more-visits contract capture program drop avg_pwcorr_mc program define avg_pwcorr_mc, rclass * Initialize values loc m = 0 loc agg_corr = 0 * Loop through each more-visits contract foreach j in 8 12 { foreach k in 12 16 { if `j' < `k'{ pwcorr commit`j' commit`k' loc agg_corr = `agg_corr' + r(rho) loc ++m } } } * Average pairwise correlation return scalar avg_pwcorr = `agg_corr'/`m' end * Generate estimates with bootstrapping bootstrap avg_pwcorr_mc = r(avg_pwcorr), reps(1000) cluster(id) seed(12345) /// nodrop level(95): avg_pwcorr_mc estat bootstrap, all * Store estimates matrix temp_b = e(b) loc avg : di %3.2f temp_b[1,1] latex_write avgMCcorr `avg' numbers matrix temp_se = e(se) loc stderr : di %3.2f temp_se[1,1] latex_write avgMCcorrse `stderr' numbers