{"id":"https://openalex.org/W2016863812","doi":"https://doi.org/10.1080/00207547908919594","title":"Time-dependent changes in the production levels of experienced workers","display_name":"Time-dependent changes in the production levels of experienced workers","publication_year":1979,"publication_date":"1979-01-01","ids":{"openalex":"https://openalex.org/W2016863812","doi":"https://doi.org/10.1080/00207547908919594","mag":"2016863812"},"language":"en","primary_location":{"id":"doi:10.1080/00207547908919594","doi":"https://doi.org/10.1080/00207547908919594","is_oa":false,"landing_page_url":"https://doi.org/10.1080/00207547908919594","pdf_url":null,"source":{"id":"https://openalex.org/S65690446","display_name":"International Journal of Production Research","issn_l":"0020-7543","issn":["0020-7543","1366-588X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["abdc-a","anvur-class-a","anvur-scientific","cwts-core","fnege-2","jufo-2","ki-jl-2","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547","https://openalex.org/P4310320449"],"host_organization_lineage_names":["Taylor & Francis","Informa"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Production Research","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5069458122","display_name":"U. KALOO","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I33849332","display_name":"University of Malaya","ror":"https://ror.org/00rzspn62","country_code":"MY","type":"education","lineage":["https://openalex.org/I33849332"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"U. KALOO","raw_affiliation_strings":["Lecturer in Mechanical Engineering, University of Malaya, Kuala Lumpur, Malaysia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Lecturer in Mechanical Engineering, University of Malaya, Kuala Lumpur, Malaysia","institution_ids":["https://openalex.org/I33849332"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5108386243","display_name":"DENIS R. TOWILL","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I97429440","display_name":"University of Wales","ror":"https://ror.org/01se4f844","country_code":"GB","type":"education","lineage":["https://openalex.org/I97429440"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"D. R. TOWILL","raw_affiliation_strings":["Professor of Engineering Production, University of Wales Institute of Science and Technology, Cardiff, Wales"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Professor of Engineering Production, University of Wales Institute of Science and Technology, Cardiff, Wales","institution_ids":["https://openalex.org/I97429440"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.0,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.85826772,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"17","issue":"1","first_page":"45","last_page":"59"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T14309","display_name":"Employee Performance and Management","score":0.19380000233650208,"subfield":{"id":"https://openalex.org/subfields/3307","display_name":"Human Factors and Ergonomics"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T14309","display_name":"Employee Performance and Management","score":0.19380000233650208,"subfield":{"id":"https://openalex.org/subfields/3307","display_name":"Human Factors and Ergonomics"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T13235","display_name":"Management Theory and Practice","score":0.18529999256134033,"subfield":{"id":"https://openalex.org/subfields/1407","display_name":"Organizational Behavior and Human Resource Management"},"field":{"id":"https://openalex.org/fields/14","display_name":"Business, Management and Accounting"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11994","display_name":"Human Resource Development and Performance Evaluation","score":0.16429999470710754,"subfield":{"id":"https://openalex.org/subfields/3202","display_name":"Applied Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/personal-productivity","display_name":"personal productivity","score":0.6179999709129333},{"id":"https://openalex.org/keywords/assembly-workers","display_name":"assembly workers","score":0.7179999947547913},{"id":"https://openalex.org/keywords/electronics-manufacturing","display_name":"electronics manufacturing","score":0.8450000286102295},{"id":"https://openalex.org/keywords/learning-curve","display_name":"learning curve","score":0.6809999942779541},{"id":"https://openalex.org/keywords/work-attitudes","display_name":"work attitudes","score":0.5950000286102295},{"id":"https://openalex.org/keywords/job-redesign","display_name":"job redesign","score":0.8059999942779541},{"id":"https://openalex.org/keywords/employee-motivation","display_name":"employee motivation","score":0.4690000116825104}],"concepts":[{"id":"https://openalex.org/C2778348673","wikidata":"https://www.wikidata.org/wiki/Q739302","display_name":"Production (economics)","level":2,"score":0.7145757079124451},{"id":"https://openalex.org/C204983608","wikidata":"https://www.wikidata.org/wiki/Q2111958","display_name":"Productivity","level":2,"score":0.6879107356071472},{"id":"https://openalex.org/C18762648","wikidata":"https://www.wikidata.org/wiki/Q42213","display_name":"Work (physics)","level":2,"score":0.575217068195343},{"id":"https://openalex.org/C149782125","wikidata":"https://www.wikidata.org/wiki/Q160039","display_name":"Econometrics","level":1,"score":0.5713787078857422},{"id":"https://openalex.org/C2781256819","wikidata":"https://www.wikidata.org/wiki/Q16828835","display_name":"Antecedent (behavioral psychology)","level":2,"score":0.5669710636138916},{"id":"https://openalex.org/C61797465","wikidata":"https://www.wikidata.org/wiki/Q1188986","display_name":"Term (time)","level":2,"score":0.5259837508201599},{"id":"https://openalex.org/C151406439","wikidata":"https://www.wikidata.org/wiki/Q186588","display_name":"Time series","level":2,"score":0.49039196968078613},{"id":"https://openalex.org/C129844170","wikidata":"https://www.wikidata.org/wiki/Q41299","display_name":"Quadratic equation","level":2,"score":0.4710034430027008},{"id":"https://openalex.org/C17020691","wikidata":"https://www.wikidata.org/wiki/Q139677","display_name":"Operator (biology)","level":5,"score":0.46774178743362427},{"id":"https://openalex.org/C143724316","wikidata":"https://www.wikidata.org/wiki/Q312468","display_name":"Series (stratigraphy)","level":2,"score":0.4370042383670807},{"id":"https://openalex.org/C152877465","wikidata":"https://www.wikidata.org/wiki/Q208042","display_name":"Regression analysis","level":2,"score":0.4333174526691437},{"id":"https://openalex.org/C13736549","wikidata":"https://www.wikidata.org/wiki/Q4489420","display_name":"Industrial engineering","level":1,"score":0.40062111616134644},{"id":"https://openalex.org/C42475967","wikidata":"https://www.wikidata.org/wiki/Q194292","display_name":"Operations research","level":1,"score":0.38184449076652527},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.3807947337627411},{"id":"https://openalex.org/C21547014","wikidata":"https://www.wikidata.org/wiki/Q1423657","display_name":"Operations management","level":1,"score":0.3601490259170532},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3346380591392517},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.3121553957462311},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.29858484864234924},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.2576873302459717},{"id":"https://openalex.org/C175444787","wikidata":"https://www.wikidata.org/wiki/Q39072","display_name":"Microeconomics","level":1,"score":0.17906856536865234},{"id":"https://openalex.org/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"score":0.14034926891326904},{"id":"https://openalex.org/C158448853","wikidata":"https://www.wikidata.org/wiki/Q425218","display_name":"Repressor","level":4,"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/C86339819","wikidata":"https://www.wikidata.org/wiki/Q407384","display_name":"Transcription factor","level":3,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C139719470","wikidata":"https://www.wikidata.org/wiki/Q39680","display_name":"Macroeconomics","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/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1080/00207547908919594","doi":"https://doi.org/10.1080/00207547908919594","is_oa":false,"landing_page_url":"https://doi.org/10.1080/00207547908919594","pdf_url":null,"source":{"id":"https://openalex.org/S65690446","display_name":"International Journal of Production Research","issn_l":"0020-7543","issn":["0020-7543","1366-588X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["abdc-a","anvur-class-a","anvur-scientific","cwts-core","fnege-2","jufo-2","ki-jl-2","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547","https://openalex.org/P4310320449"],"host_organization_lineage_names":["Taylor & Francis","Informa"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Production Research","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Decent work and economic growth","id":"https://metadata.un.org/sdg/8","score":0.833299994468689}],"study_designs":[{"display_name":"Observational Study","id":"https://openalex.org/study-designs/observational-study"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W655158947","https://openalex.org/W1963699486","https://openalex.org/W1966464860","https://openalex.org/W1985800029","https://openalex.org/W2011497125","https://openalex.org/W2016772204","https://openalex.org/W2017646991","https://openalex.org/W2018631692","https://openalex.org/W2053735091","https://openalex.org/W2125923622","https://openalex.org/W2506270674"],"related_works":["https://openalex.org/W1976462851","https://openalex.org/W1522938127","https://openalex.org/W606343787","https://openalex.org/W3125019598","https://openalex.org/W7044316030","https://openalex.org/W4407119022","https://openalex.org/W3202718539","https://openalex.org/W1919455332","https://openalex.org/W2156201467","https://openalex.org/W4252774352"],"abstract_inverted_index":{"Regression":[0],"analysis":[1],"applied":[2],"to":[3,53,71,74],"the":[4,30,48,61,99,117,120,129],"time":[5,42],"series":[6,43],"productivity":[7,27],"data":[8],"of":[9,20,47,86,123,128,132],"114":[10],"assembly":[11],"workers":[12],"in":[13,29,64,77,135],"an":[14],"electronics":[15],"firm,":[16],"covering":[17],"a":[18,40,55,75],"period":[19],"152":[21],"weeks,":[22],"suggests":[23,82],"that":[24,60,83,119],"time-dependent":[25],"individual":[26,87],"changes":[28,134],"post-learning":[31],"or":[32],"\u2018drift\u2019":[33],"phase":[34],"can":[35,90],"be":[36,72,91],"adequately":[37],"represented":[38],"with":[39],"quadratic":[41],"model.":[44],"Some":[45],"70%":[46],"operators":[49],"studied":[50],"are":[51],"shown":[52],"have":[54],"maximum":[56],"shaped":[57],"curve,":[58],"so":[59],"long-term":[62,84],"drift":[63],"production":[65],"level":[66],"is":[67,126],"downward":[68],"and":[69,104],"thought":[70],"due":[73],"decline":[76],"effort.":[78],"The":[79,108],"methodology":[80],"used":[81],"trends":[85],"operator":[88],"performance":[89],"readily":[92],"predicted":[93],"from":[94],"work":[95,136],"records,":[96],"thus":[97],"highlighting":[98],"need":[100],"for":[101,116],"job":[102],"redesign":[103],"other":[105],"motivational":[106],"aids.":[107],"results":[109],"presented":[110],"here":[111],"also":[112],"provide":[113],"some":[114],"support":[115],"hypothesis":[118],"particular":[121],"form":[122],"this":[124],"model":[125],"indicative":[127],"dominant":[130],"influence":[131],"antecedent":[133],"attitudes.":[137]},"counts_by_year":[],"updated_date":"2026-10-30T12:39:25.321706","created_date":"2016-06-24T00:00:00"}
