{"id":"https://openalex.org/W4402345230","doi":"https://doi.org/10.1177/10591478261505967","title":"EXPRESS: Simplifying the Madness of Multiple Entries in March Madness","display_name":"EXPRESS: Simplifying the Madness of Multiple Entries in March Madness","publication_year":2026,"publication_date":"2026-10-29","ids":{"openalex":"https://openalex.org/W4402345230","doi":"https://doi.org/10.1177/10591478261505967"},"language":"en","primary_location":{"id":"doi:10.1177/10591478261505967","doi":"https://doi.org/10.1177/10591478261505967","is_oa":false,"landing_page_url":"https://doi.org/10.1177/10591478261505967","pdf_url":null,"source":{"id":"https://openalex.org/S149070780","display_name":"Production and Operations Management","issn_l":"1059-1478","issn":["1059-1478","1937-5956"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["abdc-a-star","anvur-class-a","anvur-scientific","cwts-core","fnege-1","ft50","jufo-3","norway-2","poland-100","russia-white-list-1","utd24","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Production and Operations Management","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["arxiv","crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2407.13438","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5067719725","display_name":"Jeff Sylvestre-D\u00e9cary","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Jeff Decary","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108245785","display_name":"David Bergman","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"David Bergman","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082111165","display_name":"Carlos Cardonha","orcid":"https://orcid.org/0000-0002-1439-5205","observed_orcids":["https://orcid.org/0000-0002-1439-5205"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Carlos Cardonha","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058245649","display_name":"Jason P. Imbrogno","orcid":"https://orcid.org/0000-0002-4904-3218","observed_orcids":["https://orcid.org/0000-0002-4904-3218"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Jason Imbrogno","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5083656325","display_name":"Andrea Lodi","orcid":"https://orcid.org/0000-0001-9269-633X","observed_orcids":["https://orcid.org/0000-0001-9269-633X","https://orcid.org/0009-0004-4789-0204"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Andrea Lodi","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5067719725"],"corresponding_institution_ids":[],"apc_list":{"value":3900,"currency":"USD","value_usd":3900},"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":{"value":0.00302514,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"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/T11674","display_name":"Sports Analytics and Performance","score":0.9926999807357788,"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/T11674","display_name":"Sports Analytics and Performance","score":0.9926999807357788,"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/T10991","display_name":"Game Theory and Voting Systems","score":0.004600000102072954,"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/T10720","display_name":"Complexity and Algorithms in Graphs","score":0.0005000000237487257,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/march-madness","display_name":"March Madness","score":0.8420000076293945},{"id":"https://openalex.org/keywords/single-elimination-tournament","display_name":"single-elimination tournaments","score":0.984000027179718},{"id":"https://openalex.org/keywords/dynamic-programming","display_name":"dynamic programming","score":0.7889999747276306},{"id":"https://openalex.org/keywords/heuristic-optimization","display_name":"heuristic optimization","score":0.6380000114440918},{"id":"https://openalex.org/keywords/payoff-structure","display_name":"payoff structure","score":0.5220000147819519}],"concepts":[{"id":"https://openalex.org/C95457728","wikidata":"https://www.wikidata.org/wiki/Q309","display_name":"History","level":0,"score":0.33670711517333984},{"id":"https://openalex.org/C142362112","wikidata":"https://www.wikidata.org/wiki/Q735","display_name":"Art","level":0,"score":0.328921914100647}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1177/10591478261505967","doi":"https://doi.org/10.1177/10591478261505967","is_oa":false,"landing_page_url":"https://doi.org/10.1177/10591478261505967","pdf_url":null,"source":{"id":"https://openalex.org/S149070780","display_name":"Production and Operations Management","issn_l":"1059-1478","issn":["1059-1478","1937-5956"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["abdc-a-star","anvur-class-a","anvur-scientific","cwts-core","fnege-1","ft50","jufo-3","norway-2","poland-100","russia-white-list-1","utd24","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Production and Operations Management","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:2407.13438","doi":null,"is_oa":true,"landing_page_url":"http://arxiv.org/abs/2407.13438","pdf_url":"https://arxiv.org/pdf/2407.13438","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},{"id":"doi:10.48550/arxiv.2407.13438","doi":"https://doi.org/10.48550/arxiv.2407.13438","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2407.13438","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2407.13438","doi":null,"is_oa":true,"landing_page_url":"http://arxiv.org/abs/2407.13438","pdf_url":"https://arxiv.org/pdf/2407.13438","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4402345230.pdf","grobid_xml":"https://content.openalex.org/works/W4402345230.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2495818541","https://openalex.org/W2099205937","https://openalex.org/W7095850848","https://openalex.org/W3217294178","https://openalex.org/W2024326420","https://openalex.org/W7095241569","https://openalex.org/W2415606982","https://openalex.org/W2040427785","https://openalex.org/W2460831600","https://openalex.org/W7157067879"],"abstract_inverted_index":{"Multi-entry":[0],"betting":[1],"pools":[2],"for":[3,108,206],"single-elimination":[4],"tournaments":[5],"create":[6],"a":[7,10,41,65,78,168,210,225,230],"portfolio-design":[8],"problem:":[9],"participant":[11],"may":[12],"submit":[13],"several":[14,242],"brackets":[15,44,146],"whose":[16],"scores":[17],"are":[18,23],"highly":[19],"dependent,":[20],"while":[21],"payouts":[22],"typically":[24],"concentrated":[25],"on":[26,163],"the":[27,37,47,57,93,120,140,173,193,216,238],"best-performing":[28],"entry.":[29],"Motivated":[30],"by":[31,181,241],"March":[32,179],"Madness":[33,180],"pools,":[34],"we":[35],"study":[36],"problem":[38],"of":[39,43,60,67,92,112,228],"selecting":[40,143],"portfolio":[42,121,221],"that":[45,117,171,192],"maximizes":[46],"expected":[48,134,235],"maximum":[49],"score":[50],"(EMS)":[51],"across":[52,149],"entries.":[53],"This":[54],"objective":[55],"captures":[56],"top-heavy":[58],"nature":[59],"such":[61],"contests":[62],"without":[63],"requiring":[64],"model":[66],"opponents'":[68],"bracket":[69],"choices,":[70],"which":[71],"is":[72,99,105],"difficult":[73],"to":[74],"estimate":[75],"reliably":[76,197],"in":[77,101,178],"tournament":[79,189],"played":[80],"only":[81],"once":[82],"per":[83],"year.":[84],"We":[85],"first":[86],"establish":[87],"computational":[88],"and":[89,132,147,167,198,202],"structural":[90],"properties":[91],"EMS":[94,97,126,165],"objective.":[95],"Exact":[96],"evaluation":[98],"#P-hard":[100],"general,":[102],"although":[103],"it":[104],"polynomial-time":[106],"computable":[107],"any":[109],"fixed":[110],"number":[111],"entries":[113],"with":[114,119,233],"an":[115,133,159,203],"exponent":[116],"grows":[118],"size.":[122],"For":[123],"two":[124,154],"entries,":[125],"decomposes":[127],"into":[128],"single-entry":[129],"expected-score":[130],"terms":[131],"absolute":[135],"score-gap":[136],"term,":[137],"making":[138],"explicit":[139],"trade-off":[141],"between":[142],"individually":[144],"strong":[145],"diversifying":[148],"outcomes.":[150],"These":[151],"insights":[152],"motivate":[153],"sample":[155],"average":[156],"approximation":[157],"algorithms:":[158],"entry-by-entry":[160],"method":[161,170,195],"based":[162],"marginal":[164],"contributions":[166],"round-by-round":[169,194],"exploits":[172],"geometrically":[174],"increasing":[175],"scoring":[176],"weights":[177],"emphasizing":[182],"late-round":[183],"diversification.":[184],"Computational":[185],"experiments":[186],"using":[187],"historical":[188],"data":[190],"show":[191],"scales":[196],"outperforms":[199],"direct":[200],"SAA":[201],"entropy-based":[204],"benchmark":[205],"larger":[207],"portfolios.":[208],"In":[209],"real":[211],"high-stakes":[212],"DraftKings":[213],"pool":[214],"from":[215],"2023":[217],"tournament,":[218],"our":[219],"100-entry":[220],"would":[222],"have":[223],"achieved":[224],"2.54%":[226],"probability":[227],"attaining":[229],"maximum-scoring":[231],"entry,":[232],"higher":[234],"profit":[236],"than":[237],"portfolios":[239],"submitted":[240],"elite":[243],"professional":[244],"bettors.":[245]},"counts_by_year":[{"year":2025,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2024-09-09T00:00:00"}