{"id":"W3121989244","doi":"","title":"The role of Mexico in the first oil shortage: 1918-1922, an international perspective","year":2005,"lang":"en","type":"preprint","venue":"RePEc: Research Papers in Economics","topic":"History and Politics in Latin America","field":"Social Sciences","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Economic shortage; Petroleum industry; Quarter (Canadian coin); Petroleum; Order (exchange); Economy; Perspective (graphical); China; World War II; First world war; Development economics; Economics; Political science; Geography; Engineering; History; Finance; Law; Government (linguistics); Ancient history","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0007887746,0.0003561332,0.0002794709,0.001939242,0.004897282,0.004688551,0.0004143369,0.002438848,0.005221931],"category_scores_gemma":[0.0008132821,0.0002122934,0.0002698432,0.0022298,0.004239143,0.003683318,0.002269241,0.002806127,0.0002383132],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.01058775,"about_ca_system_score_gemma":0.002212024,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.06795804,"about_ca_topic_score_gemma":0.08532565,"domain_scores_codex":[0.9996521,0.00005765531,0.000006044279,0.00002894033,0.00002665061,0.0002284382],"domain_scores_gemma":[0.9997316,0.00007851331,0.00009042472,0.00000951581,0.00003999717,0.00004988463],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"observational","study_design_scores_codex":[0.0004897705,0.0001953604,0.0745532,0.0009708544,0.00009778899,0.006596698,0.07321376,0.001160292,0.001313756,0.7027496,0.04890324,0.08975569],"study_design_scores_gemma":[0.0000288252,0.0001128474,0.2029898,0.001186684,0.00005919507,0.0007104089,0.05560945,0.0002533805,0.0006260786,0.01604945,0.7223169,0.00005710395],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.4436767,0.1070106,0.000429419,0.1548696,0.000690709,0.00002210334,0.0005424162,0.00001982164,0.2927386],"genre_scores_gemma":[0.9284227,0.04643326,0.0001721703,0.003721861,0.0009498853,0.00002237694,0.0001640484,0.00002089109,0.02009279],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.06795804,"threshold_uncertainty_score":0.135125,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03013503990782222,"score_gpt":0.3750892548273881,"score_spread":0.3449542149195658,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}