Series,Min p,Best Lag,p<0.01,p<0.05,p<0.10 Copper mining cost,0.011675994257156829,7,False,True,True Earthquake copper,0.012675969750558317,17,False,True,True Euro exchange rate,0.016174792177255985,1,False,True,True Copper futures,0.018547993081150425,17,False,True,True Central bank policies,0.026450794653495934,1,False,True,True Copper option,0.04286238361360327,1,False,True,True Copper resource,0.0482505350589343,1,False,True,True Manufacturing PMI,0.060842602779801296,11,False,False,True Climate change mining,0.0668913184437979,15,False,False,True World GDP by country,0.07333928077810188,1,False,False,True Copper production by country,0.1187821549292014,12,False,False,False Building construction copper,0.12792762890965584,6,False,False,False Interest rates copper,0.1648209949076623,1,False,False,False Mining sanctions,0.1715003613235403,8,False,False,False Construction activity,0.17435671593449947,15,False,False,False Extreme weather,0.18180063421991682,1,False,False,False Copper reserves by country,0.18886663279541735,7,False,False,False Resource nationalism,0.190773874999163,16,False,False,False Income,0.23765233846208328,16,False,False,False Copper mine production,0.24606170794554924,6,False,False,False US copper production,0.3355890672083931,1,False,False,False Global GDP growth,0.46037137504807735,1,False,False,False