{"id":"https://openalex.org/W4392898528","doi":"https://doi.org/10.2139/ssrn.4759778","title":"Closing the Gap at the Age of 65: Evidence from the Medicaid Expansions","display_name":"Closing the Gap at the Age of 65: Evidence from the Medicaid Expansions","publication_year":2024,"publication_date":"2024-01-01","ids":{"openalex":"https://openalex.org/W4392898528","doi":"https://doi.org/10.2139/ssrn.4759778"},"language":"en","primary_location":{"id":"doi:10.2139/ssrn.4759778","doi":"https://doi.org/10.2139/ssrn.4759778","is_oa":true,"landing_page_url":"https://doi.org/10.2139/ssrn.4759778","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":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"posted-content"},"volume":null,"type":"preprint","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.2139/ssrn.4759778","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":null,"display_name":"Su Hwan Chung","orcid":"https://orcid.org/0000-0001-6957-5935","observed_orcids":["https://orcid.org/0000-0001-6957-5935"]},"institutions":[{"id":"https://openalex.org/I11265461","display_name":"Korea Development Institute","ror":"https://ror.org/02h7vzs32","country_code":"KR","type":"facility","lineage":["https://openalex.org/I11265461","https://openalex.org/I4210097958"]},{"id":"https://openalex.org/I2801339556","display_name":"Government of the Republic of Korea","ror":"https://ror.org/019xm3p48","country_code":"KR","type":"government","lineage":["https://openalex.org/I2801339556"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Su Hwan Chung","raw_affiliation_strings":["Korea Development Institute (KDI)","Korea Development Institute (KDI), 263 Namsejong-ro, Sejong-si 30149, Korea, Republic of (South Korea)"],"raw_orcid":"https://orcid.org/0000-0001-6957-5935","affiliations":[{"raw_affiliation_string":"Korea Development Institute (KDI)","institution_ids":["https://openalex.org/I11265461"]},{"raw_affiliation_string":"Korea Development Institute (KDI), 263 Namsejong-ro, Sejong-si 30149, Korea, Republic of (South Korea)","institution_ids":["https://openalex.org/I11265461","https://openalex.org/I2801339556"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5017564473","display_name":"Dajung Jun","orcid":"https://orcid.org/0000-0001-6097-549X","observed_orcids":["https://orcid.org/0000-0001-6097-549X"]},"institutions":[{"id":"https://openalex.org/I32208735","display_name":"Husson University","ror":"https://ror.org/05rp6gx35","country_code":"US","type":"education","lineage":["https://openalex.org/I32208735"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Dajung Jun","raw_affiliation_strings":["Husson University"],"raw_orcid":"https://orcid.org/0000-0001-6097-549X","affiliations":[{"raw_affiliation_string":"Husson University","institution_ids":["https://openalex.org/I32208735"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5017564473"],"corresponding_institution_ids":["https://openalex.org/I32208735"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10391","display_name":"Healthcare Policy and Management","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2002","display_name":"Economics and Econometrics"},"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/T10391","display_name":"Healthcare Policy and Management","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2002","display_name":"Economics and Econometrics"},"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/T11531","display_name":"Healthcare Systems and Reforms","score":9.999999747378752e-05,"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/T10235","display_name":"Health disparities and outcomes","score":0.0,"subfield":{"id":"https://openalex.org/subfields/3306","display_name":"Health"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/medicaid-expansion","display_name":"Medicaid expansion","score":0.9879999756813049},{"id":"https://openalex.org/keywords/affordable-care-act","display_name":"Affordable Care Act","score":0.9800000190734863},{"id":"https://openalex.org/keywords/medicare-eligibility","display_name":"Medicare eligibility","score":0.515999972820282},{"id":"https://openalex.org/keywords/health-insurance-coverage-gaps","display_name":"health insurance coverage gaps","score":0.8579999804496765},{"id":"https://openalex.org/keywords/older-adults","display_name":"older adults","score":0.8130000233650208},{"id":"https://openalex.org/keywords/delayed-medical-care","display_name":"delayed care","score":0.7799999713897705},{"id":"https://openalex.org/keywords/health-care-access","display_name":"health care access","score":0.5350000262260437},{"id":"https://openalex.org/keywords/public-health-insurance","display_name":"public health insurance","score":0.8289999961853027},{"id":"https://openalex.org/keywords/health-care-utilization","display_name":"health care utilization","score":0.7979999780654907},{"id":"https://openalex.org/keywords/health-status","display_name":"health status","score":0.6769999861717224}],"concepts":[{"id":"https://openalex.org/C2778775528","wikidata":"https://www.wikidata.org/wiki/Q5135432","display_name":"Closing (real estate)","level":2,"score":0.8258710503578186},{"id":"https://openalex.org/C2776534028","wikidata":"https://www.wikidata.org/wiki/Q1141363","display_name":"Medicaid","level":3,"score":0.710425078868866},{"id":"https://openalex.org/C149923435","wikidata":"https://www.wikidata.org/wiki/Q37732","display_name":"Demography","level":1,"score":0.4238019585609436},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.21970254182815552},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.16258832812309265},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.06433644890785217},{"id":"https://openalex.org/C160735492","wikidata":"https://www.wikidata.org/wiki/Q31207","display_name":"Health care","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.2139/ssrn.4759778","doi":"https://doi.org/10.2139/ssrn.4759778","is_oa":true,"landing_page_url":"https://doi.org/10.2139/ssrn.4759778","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":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"posted-content"}],"best_oa_location":{"id":"doi:10.2139/ssrn.4759778","doi":"https://doi.org/10.2139/ssrn.4759778","is_oa":true,"landing_page_url":"https://doi.org/10.2139/ssrn.4759778","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":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"posted-content"},"sustainable_development_goals":[{"score":0.8974000215530396,"id":"https://metadata.un.org/sdg/10","display_name":"Reduced inequalities"},{"score":0.8371999859809875,"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being"}],"sustainable_development_goals_aurora":[],"study_designs":[{"id":"https://openalex.org/study-designs/observational-study","display_name":"Observational Study"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":42,"referenced_works":["https://openalex.org/W1493077705","https://openalex.org/W1527820109","https://openalex.org/W1544790613","https://openalex.org/W1762607875","https://openalex.org/W1849182094","https://openalex.org/W1914943723","https://openalex.org/W1976663609","https://openalex.org/W2016867550","https://openalex.org/W2072718800","https://openalex.org/W2073174643","https://openalex.org/W2078159070","https://openalex.org/W2082146459","https://openalex.org/W2085331509","https://openalex.org/W2092164194","https://openalex.org/W2110876647","https://openalex.org/W2121502342","https://openalex.org/W2130562057","https://openalex.org/W2140626190","https://openalex.org/W2144206754","https://openalex.org/W2152666807","https://openalex.org/W2165038399","https://openalex.org/W2236889734","https://openalex.org/W2257666245","https://openalex.org/W2890284680","https://openalex.org/W2914387748","https://openalex.org/W2917960520","https://openalex.org/W2968850507","https://openalex.org/W2972203492","https://openalex.org/W2980554378","https://openalex.org/W3006059483","https://openalex.org/W3008401017","https://openalex.org/W3045844850","https://openalex.org/W3048946873","https://openalex.org/W3088403757","https://openalex.org/W3122933466","https://openalex.org/W3136452165","https://openalex.org/W3200597923","https://openalex.org/W4200475539","https://openalex.org/W4226162300","https://openalex.org/W4281732994","https://openalex.org/W4291396322","https://openalex.org/W4310752648"],"related_works":["https://openalex.org/W4225342151","https://openalex.org/W4366236770","https://openalex.org/W4200256834","https://openalex.org/W7212775717","https://openalex.org/W4403166190","https://openalex.org/W4294281296","https://openalex.org/W2750152166","https://openalex.org/W3048841002","https://openalex.org/W2614852055","https://openalex.org/W3045844850"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-10-14T16:39:01.820549","created_date":"2024-03-18T00:00:00"}