{"id":"W1970702461","doi":"10.5539/ibr.v5n1p140","title":"Is Amman Stock Exchange an Efficient Market?","year":2011,"lang":"en","type":"article","venue":"International Business Research","topic":"Complex Systems and Time Series Analysis","field":"Economics, Econometrics and Finance","cited_by":8,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Econometrics; Unit root; Stock exchange; Efficient-market hypothesis; Stock market; Index (typography); Stock market index; Stock (firearms); Economics; Unit root test; Statistics; Financial economics; Mathematics; Computer science; Cointegration; Finance; Geography","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":true,"about_ca":false,"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":[0.001729531,0.0002715668,0.0008044051,0.001413411,0.0006056242,0.003257682,0.0007494961,0.0009907312,0.00892293],"category_scores_gemma":[0.008299162,0.0001851777,0.0003815775,0.001422965,0.001511899,0.005426709,0.0005980041,0.0004345422,0.00121501],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0006003939,"about_ca_system_score_gemma":0.0005725032,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001448954,"about_ca_topic_score_gemma":0.001060561,"domain_scores_codex":[0.9993274,0.0001781755,0.00005623966,0.0001558212,0.0001572353,0.0001251497],"domain_scores_gemma":[0.9963816,0.001311278,0.001422609,0.0003968723,0.0003037133,0.0001839027],"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":[0.000462168,0.0002771923,0.08114412,0.0004315418,0.0002457183,0.001239668,0.0003822658,0.01470524,0.003759705,0.769066,0.01661169,0.1116747],"study_design_scores_gemma":[0.0002878025,0.0002585709,0.1323677,0.0001721053,0.0001358446,0.001679255,0.0008715467,0.0817735,0.002205617,0.7396697,0.04049559,0.00008272727],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.8870582,0.003802505,0.0303727,0.01092715,0.0002525499,0.0001030288,0.001330614,0.0002631664,0.0658902],"genre_scores_gemma":[0.9918202,0.0008425856,0.002517716,0.0002438883,0.000346679,0.0000294915,0.0004258231,0.00001828194,0.003755298],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.00892293,"threshold_uncertainty_score":0.02985018,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.219865585344513,"score_gpt":0.3367060346451756,"score_spread":0.1168404493006626,"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."}}