{"id":"https://openalex.org/W3106902017","doi":"https://doi.org/10.17153/oguiibf.471816","title":"Bank Efficiency and Stock Returns in the Turkish Stock Market: A Two-stage Analysis Approach","display_name":"Bank Efficiency and Stock Returns in the Turkish Stock Market: A Two-stage Analysis Approach","publication_year":2020,"publication_date":"2020-11-30","ids":{"openalex":"https://openalex.org/W3106902017","doi":"https://doi.org/10.17153/oguiibf.471816","mag":"3106902017"},"language":"en","primary_location":{"id":"doi:10.17153/oguiibf.471816","doi":"https://doi.org/10.17153/oguiibf.471816","is_oa":true,"landing_page_url":"https://doi.org/10.17153/oguiibf.471816","pdf_url":"https://dergipark.org.tr/en/download/article-file/556078","source":{"id":"https://openalex.org/S4306509737","display_name":"Eski\u015fehir Osmangazi \u00dcniversitesi \u0130ktisadi ve \u0130dari Bilimler Dergisi","issn_l":"1306-6730","issn":["1306-6730"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["poland-20","russia-white-list-4"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Eski\u015fehir Osmangazi \u00dcniversitesi \u0130ktisadi ve \u0130dari Bilimler Dergisi","raw_type":"journal-article"},"parent_works":[],"lineage":["https://openalex.org/W3106902017"],"child_works_count":0,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://dergipark.org.tr/en/download/article-file/556078","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5044499715","display_name":"S\u00fcleyman Kale","orcid":"https://orcid.org/0000-0001-7208-1872","observed_orcids":["https://orcid.org/0000-0001-7208-1872"]},"institutions":[{"id":"https://openalex.org/I264262938","display_name":"K\u0131rklareli University","ror":"https://ror.org/00jb0e673","country_code":"TR","type":"education","lineage":["https://openalex.org/I264262938"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"S\u00fcleyman KALE","raw_affiliation_strings":["KIRKLAREL\u0130 \u00dcN\u0130VERS\u0130TES\u0130"],"raw_orcid":"https://orcid.org/0000-0001-7208-1872","affiliations":[{"raw_affiliation_string":"KIRKLAREL\u0130 \u00dcN\u0130VERS\u0130TES\u0130","institution_ids":["https://openalex.org/I264262938"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018152478","display_name":"Mehmet Hasan Eken","orcid":"https://orcid.org/0000-0002-6005-7637","observed_orcids":["https://orcid.org/0000-0002-6005-7637"]},"institutions":[{"id":"https://openalex.org/I264262938","display_name":"K\u0131rklareli University","ror":"https://ror.org/00jb0e673","country_code":"TR","type":"education","lineage":["https://openalex.org/I264262938"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Mehmet Hasan EKEN","raw_affiliation_strings":["KIRKLAREL\u0130 \u00dcN\u0130VERS\u0130TES\u0130"],"raw_orcid":"https://orcid.org/0000-0002-6005-7637","affiliations":[{"raw_affiliation_string":"KIRKLAREL\u0130 \u00dcN\u0130VERS\u0130TES\u0130","institution_ids":["https://openalex.org/I264262938"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5072822067","display_name":"I. G\u00f6k\u00e7e Kaya","orcid":"https://orcid.org/0000-0002-2949-2147","observed_orcids":["https://orcid.org/0000-0002-2949-2147"]},"institutions":[{"id":"https://openalex.org/I4210091267","display_name":"\u0130stanbul Geli\u015fim \u00dcniversitesi","ror":"https://ror.org/0188hvh39","country_code":"TR","type":"education","lineage":["https://openalex.org/I4210091267"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"\u0130. G\u00f6k\u00e7e KAYA","raw_affiliation_strings":["\u0130stanbul Geli\u015fim \u00dcniversitesi"],"raw_orcid":"https://orcid.org/0000-0002-2949-2147","affiliations":[{"raw_affiliation_string":"\u0130stanbul Geli\u015fim \u00dcniversitesi","institution_ids":["https://openalex.org/I4210091267"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.4774,"has_fulltext":true,"cited_by_count":3,"citation_normalized_percentile":{"value":0.66917425,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":87,"max":93},"biblio":{"volume":"15","issue":"3","first_page":"1001","last_page":"1018"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10047","display_name":"Financial Markets and Investment Strategies","score":0.42289999127388,"subfield":{"id":"https://openalex.org/subfields/2003","display_name":"Finance"},"field":{"id":"https://openalex.org/fields/20","display_name":"Economics, Econometrics and Finance"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T10047","display_name":"Financial Markets and Investment Strategies","score":0.42289999127388,"subfield":{"id":"https://openalex.org/subfields/2003","display_name":"Finance"},"field":{"id":"https://openalex.org/fields/20","display_name":"Economics, Econometrics and Finance"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10127","display_name":"Banking stability, regulation, efficiency","score":0.34200000762939453,"subfield":{"id":"https://openalex.org/subfields/2003","display_name":"Finance"},"field":{"id":"https://openalex.org/fields/20","display_name":"Economics, Econometrics and Finance"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10357","display_name":"Efficiency Analysis Using DEA","score":0.15940000116825104,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/bank-efficiency","display_name":"bank efficiency","score":0.9940000176429749},{"id":"https://openalex.org/keywords/stock-returns","display_name":"stock returns","score":0.9520000219345093},{"id":"https://openalex.org/keywords/turkish-stock-market","display_name":"Turkish stock market","score":0.8920000195503235},{"id":"https://openalex.org/keywords/malmquist-index","display_name":"Malmquist productivity index","score":0.9610000252723694},{"id":"https://openalex.org/keywords/profit-efficiency","display_name":"profit efficiency","score":0.6949999928474426},{"id":"https://openalex.org/keywords/non-performing-loans","display_name":"non-performing loans","score":0.8519999980926514},{"id":"https://openalex.org/keywords/two-stage-model","display_name":"two-stage model","score":0.5680000185966492},{"id":"https://openalex.org/keywords/dynamic-panel-data-models","display_name":"dynamic panel data","score":0.6169999837875366}],"concepts":[{"id":"https://openalex.org/C129361004","wikidata":"https://www.wikidata.org/wiki/Q2470236","display_name":"Profitability index","level":2,"score":0.7537841200828552},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.6218013167381287},{"id":"https://openalex.org/C149782125","wikidata":"https://www.wikidata.org/wiki/Q160039","display_name":"Econometrics","level":1,"score":0.6010205745697021},{"id":"https://openalex.org/C6422946","wikidata":"https://www.wikidata.org/wiki/Q857354","display_name":"Panel data","level":2,"score":0.5810765027999878},{"id":"https://openalex.org/C204036174","wikidata":"https://www.wikidata.org/wiki/Q909380","display_name":"Stock (firearms)","level":2,"score":0.5286930799484253},{"id":"https://openalex.org/C2781121862","wikidata":"https://www.wikidata.org/wiki/Q256","display_name":"Turkish","level":2,"score":0.5276692509651184},{"id":"https://openalex.org/C2780299701","wikidata":"https://www.wikidata.org/wiki/Q475000","display_name":"Stock market","level":3,"score":0.49504390358924866},{"id":"https://openalex.org/C2985330422","wikidata":"https://www.wikidata.org/wiki/Q724931","display_name":"Market efficiency","level":2,"score":0.43010130524635315},{"id":"https://openalex.org/C2777402642","wikidata":"https://www.wikidata.org/wiki/Q2557224","display_name":"Explanatory power","level":2,"score":0.42261773347854614},{"id":"https://openalex.org/C88389905","wikidata":"https://www.wikidata.org/wiki/Q223371","display_name":"Stock market index","level":4,"score":0.41352778673171997},{"id":"https://openalex.org/C556758197","wikidata":"https://www.wikidata.org/wiki/Q580018","display_name":"Monetary economics","level":1,"score":0.35074034333229065},{"id":"https://openalex.org/C106159729","wikidata":"https://www.wikidata.org/wiki/Q2294553","display_name":"Financial economics","level":1,"score":0.28279659152030945},{"id":"https://openalex.org/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","level":1,"score":0.0892169177532196},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.08099594712257385},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.17153/oguiibf.471816","doi":"https://doi.org/10.17153/oguiibf.471816","is_oa":true,"landing_page_url":"https://doi.org/10.17153/oguiibf.471816","pdf_url":"https://dergipark.org.tr/en/download/article-file/556078","source":{"id":"https://openalex.org/S4306509737","display_name":"Eski\u015fehir Osmangazi \u00dcniversitesi \u0130ktisadi ve \u0130dari Bilimler Dergisi","issn_l":"1306-6730","issn":["1306-6730"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["poland-20","russia-white-list-4"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Eski\u015fehir Osmangazi \u00dcniversitesi \u0130ktisadi ve \u0130dari Bilimler Dergisi","raw_type":"journal-article"},{"id":"pmh:oai:dergipark.org.tr:article/471816","doi":null,"is_oa":true,"landing_page_url":"https://dergipark.org.tr/tr/pub/oguiibf/issue/56280/471816","pdf_url":null,"source":{"id":"https://openalex.org/S4306509737","display_name":"Eski\u015fehir Osmangazi \u00dcniversitesi \u0130ktisadi ve \u0130dari Bilimler Dergisi","issn_l":"1306-6730","issn":["1306-6730"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["poland-20","russia-white-list-4"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/article"},{"id":"mag:3207483746","doi":null,"is_oa":true,"landing_page_url":"https://papers.ssrn.com/sol3/papers.cfm?abstract_id=3674518","pdf_url":null,"source":{"id":"https://openalex.org/S4210172589","display_name":"SSRN Electronic Journal","issn_l":"1556-5068","issn":["1556-5068"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1318003438","host_organization_name":"RELX Group (Netherlands)","host_organization_lineage":["https://openalex.org/I1318003438"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"SSRN Electronic Journal","raw_type":null},{"id":"pmh:oai:acikerisim.klu.edu.tr:20.500.11857/1677","doi":null,"is_oa":true,"landing_page_url":"https://app.trdizin.gov.tr/makale/TXpnNU56VXdNQT09","pdf_url":null,"source":{"id":"https://openalex.org/S4306402331","display_name":"K\u0131rklareli University Institutional Repository (K\u0131rklareli University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I264262938","host_organization_name":"K\u0131rklareli University","host_organization_lineage":["https://openalex.org/I264262938"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article"},{"id":"mag:3106902017","doi":null,"is_oa":true,"landing_page_url":"http://acikerisim.gelisim.edu.tr/xmlui/handle/11363/2407","pdf_url":null,"source":{"id":"https://openalex.org/S4306509737","display_name":"Eski\u015fehir Osmangazi \u00dcniversitesi \u0130ktisadi ve \u0130dari Bilimler Dergisi","issn_l":"1306-6730","issn":["1306-6730"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["poland-20","russia-white-list-4"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Eski\u015fehir Osmangazi \u00dcniversitesi \u0130ktisadi ve \u0130dari Bilimler Dergisi","raw_type":null}],"best_oa_location":{"id":"doi:10.17153/oguiibf.471816","doi":"https://doi.org/10.17153/oguiibf.471816","is_oa":true,"landing_page_url":"https://doi.org/10.17153/oguiibf.471816","pdf_url":"https://dergipark.org.tr/en/download/article-file/556078","source":{"id":"https://openalex.org/S4306509737","display_name":"Eski\u015fehir Osmangazi \u00dcniversitesi \u0130ktisadi ve \u0130dari Bilimler Dergisi","issn_l":"1306-6730","issn":["1306-6730"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["poland-20","russia-white-list-4"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Eski\u015fehir Osmangazi \u00dcniversitesi \u0130ktisadi ve \u0130dari Bilimler Dergisi","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/8","display_name":"Decent work and economic growth","score":0.48510000109672546}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3106902017.pdf","grobid_xml":"https://content.openalex.org/works/W3106902017.grobid-xml"},"referenced_works_count":34,"referenced_works":["https://openalex.org/W158916210","https://openalex.org/W1495039126","https://openalex.org/W1500880437","https://openalex.org/W1522868891","https://openalex.org/W1531683289","https://openalex.org/W1541211666","https://openalex.org/W1554819729","https://openalex.org/W1987736562","https://openalex.org/W2012676636","https://openalex.org/W2026570077","https://openalex.org/W2042829013","https://openalex.org/W2052658730","https://openalex.org/W2067304187","https://openalex.org/W2071434239","https://openalex.org/W2072506865","https://openalex.org/W2076452041","https://openalex.org/W2078896660","https://openalex.org/W2085018863","https://openalex.org/W2092191619","https://openalex.org/W2093850093","https://openalex.org/W2100817439","https://openalex.org/W2129763896","https://openalex.org/W2152688374","https://openalex.org/W2164143775","https://openalex.org/W2168262092","https://openalex.org/W2217141937","https://openalex.org/W2506753585","https://openalex.org/W3122754775","https://openalex.org/W3122779978","https://openalex.org/W3123689740","https://openalex.org/W3124170885","https://openalex.org/W4237622803","https://openalex.org/W4300395170","https://openalex.org/W6657781296"],"related_works":["https://openalex.org/W2164143775","https://openalex.org/W2012676636","https://openalex.org/W7217806735","https://openalex.org/W2026293041","https://openalex.org/W2999910452","https://openalex.org/W4388931666","https://openalex.org/W2152688374","https://openalex.org/W2920960652"],"abstract_inverted_index":{"This":[0,111],"study":[1],"researches":[2],"the":[3,20,32,48,93,103,108,116,123,127,135],"effects":[4,49,118],"of":[5,9,22,35,50,85,98,119],"bank":[6],"efficiency":[7,51,57,76,89],"changes":[8],"returns":[10],"in":[11,87,92,102,107,122,134],"Turkish":[12],"stock":[13,82],"markets":[14],"using":[15],"a":[16,63],"two-stage":[17],"model":[18],"for":[19],"period":[21],"2002-2017.":[23],"First,":[24],"Malmquist":[25],"Productive":[26],"Index":[27],"is":[28,90,100],"employed":[29],"to":[30,46],"measure":[31],"different":[33],"dimensions":[34],"efficiency;":[36],"then,":[37],"static":[38],"and":[39,61,131],"dynamic":[40],"panel":[41],"data":[42],"models":[43],"are":[44],"used":[45],"investigate":[47],"changes.":[52],"First":[53],"stage":[54,69],"indicates":[55],"that":[56,71],"increased":[58],"until":[59],"2010,":[60],"then":[62],"considerable":[64],"decrease":[65],"was":[66],"observed.":[67],"Second":[68],"proves":[70],"together":[72],"with":[73,115],"market":[74],"itself":[75],"change":[77],"has":[78],"explanatory":[79],"power":[80],"on":[81],"return.":[83],"Effect":[84],"increase":[86],"profitability":[88,133],"positive":[91,101],"long":[94,109,136],"run":[95,125],"while":[96],"effect":[97],"intermediation":[99,121],"short":[104,124],"but":[105],"negative":[106],"run.":[110,137],"may":[112],"be":[113],"explained":[114],"side":[117],"increasing":[120,128],"as":[126],"non-performing":[129],"loans":[130],"decreasing":[132]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":1}],"updated_date":"2026-11-14T11:04:58.165337","created_date":"2020-12-07T00:00:00"}
