{"id":"https://openalex.org/W4415421116","doi":"https://doi.org/10.1186/s42162-025-00582-w","title":"Evaluation of market power and collusion in large power networks using structural decomposition of the electricity market","display_name":"Evaluation of market power and collusion in large power networks using structural decomposition of the electricity market","publication_year":2025,"publication_date":"2025-10-22","ids":{"openalex":"https://openalex.org/W4415421116","doi":"https://doi.org/10.1186/s42162-025-00582-w"},"language":"en","primary_location":{"id":"doi:10.1186/s42162-025-00582-w","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s42162-025-00582-w","pdf_url":"https://energyinformatics.springeropen.com/counter/pdf/10.1186/s42162-025-00582-w","source":{"id":"https://openalex.org/S3035173479","display_name":"Energy Informatics","issn_l":"2520-8942","issn":["2520-8942"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Energy Informatics","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://energyinformatics.springeropen.com/counter/pdf/10.1186/s42162-025-00582-w","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5101554458","display_name":"Mohammad Ebrahim Hajiabadi","orcid":"https://orcid.org/0000-0002-7035-4125"},"institutions":[{"id":"https://openalex.org/I40734275","display_name":"Hakim Sabzevari University","ror":"https://ror.org/00zyh6d22","country_code":"IR","type":"education","lineage":["https://openalex.org/I40734275"]}],"countries":["IR"],"is_corresponding":true,"raw_author_name":"Mohammad Ebrahim Hajiabadi","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Hakim Sabzevari University, Sabzevar, Iran"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Hakim Sabzevari University, Sabzevar, Iran","institution_ids":["https://openalex.org/I40734275"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020077764","display_name":"Hossein Lotfi","orcid":"https://orcid.org/0000-0001-9514-7352"},"institutions":[{"id":"https://openalex.org/I40734275","display_name":"Hakim Sabzevari University","ror":"https://ror.org/00zyh6d22","country_code":"IR","type":"education","lineage":["https://openalex.org/I40734275"]}],"countries":["IR"],"is_corresponding":false,"raw_author_name":"Hossein Lotfi","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Hakim Sabzevari University, Sabzevar, Iran"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Hakim Sabzevari University, Sabzevar, Iran","institution_ids":["https://openalex.org/I40734275"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033348445","display_name":"Amin Ebadi","orcid":"https://orcid.org/0000-0001-6218-830X"},"institutions":[{"id":"https://openalex.org/I40734275","display_name":"Hakim Sabzevari University","ror":"https://ror.org/00zyh6d22","country_code":"IR","type":"education","lineage":["https://openalex.org/I40734275"]}],"countries":["IR"],"is_corresponding":false,"raw_author_name":"Amin Ebadi","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Hakim Sabzevari University, Sabzevar, Iran"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Hakim Sabzevari University, Sabzevar, Iran","institution_ids":["https://openalex.org/I40734275"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5107105790","display_name":"Majid Farjamipur","orcid":null},"institutions":[{"id":"https://openalex.org/I176861719","display_name":"University of Shahrood","ror":"https://ror.org/00yqvtm78","country_code":"IR","type":"education","lineage":["https://openalex.org/I176861719"]}],"countries":["IR"],"is_corresponding":false,"raw_author_name":"Majid Farjamipur","raw_affiliation_strings":["Department of Electrical Engineering, Shahrood University of Technology, Shahrood, Iran"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Shahrood University of Technology, Shahrood, Iran","institution_ids":["https://openalex.org/I176861719"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5101554458"],"corresponding_institution_ids":["https://openalex.org/I40734275"],"apc_list":{"value":790,"currency":"GBP","value_usd":969},"apc_paid":{"value":790,"currency":"GBP","value_usd":969},"fwci":1.5034,"has_fulltext":true,"cited_by_count":2,"citation_normalized_percentile":{"value":0.85757311,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":98,"max":99},"biblio":{"volume":"8","issue":"1","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10424","display_name":"Electric Power System Optimization","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10424","display_name":"Electric Power System Optimization","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10454","display_name":"Optimal Power Flow Distribution","score":0.9919999837875366,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10603","display_name":"Smart Grid Energy Management","score":0.9886999726295471,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/collusion","display_name":"Collusion","score":0.8682000041007996},{"id":"https://openalex.org/keywords/electricity-market","display_name":"Electricity market","score":0.6385999917984009},{"id":"https://openalex.org/keywords/market-power","display_name":"Market power","score":0.6380000114440918},{"id":"https://openalex.org/keywords/profit","display_name":"Profit (economics)","score":0.5019999742507935},{"id":"https://openalex.org/keywords/market-price","display_name":"Market price","score":0.43560001254081726},{"id":"https://openalex.org/keywords/electricity","display_name":"Electricity","score":0.4242999851703644},{"id":"https://openalex.org/keywords/market-structure","display_name":"Market structure","score":0.4002000093460083},{"id":"https://openalex.org/keywords/power-market","display_name":"Power market","score":0.36480000615119934},{"id":"https://openalex.org/keywords/factor-market","display_name":"Factor market","score":0.3571000099182129},{"id":"https://openalex.org/keywords/lemma","display_name":"Lemma (botany)","score":0.34389999508857727}],"concepts":[{"id":"https://openalex.org/C2781198186","wikidata":"https://www.wikidata.org/wiki/Q701521","display_name":"Collusion","level":2,"score":0.8682000041007996},{"id":"https://openalex.org/C146733006","wikidata":"https://www.wikidata.org/wiki/Q676081","display_name":"Electricity market","level":3,"score":0.6385999917984009},{"id":"https://openalex.org/C2775881736","wikidata":"https://www.wikidata.org/wiki/Q1274157","display_name":"Market power","level":3,"score":0.6380000114440918},{"id":"https://openalex.org/C175444787","wikidata":"https://www.wikidata.org/wiki/Q39072","display_name":"Microeconomics","level":1,"score":0.5349000096321106},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.5246000289916992},{"id":"https://openalex.org/C181622380","wikidata":"https://www.wikidata.org/wiki/Q26911","display_name":"Profit (economics)","level":2,"score":0.5019999742507935},{"id":"https://openalex.org/C40700","wikidata":"https://www.wikidata.org/wiki/Q1411783","display_name":"Industrial organization","level":1,"score":0.47119998931884766},{"id":"https://openalex.org/C64112148","wikidata":"https://www.wikidata.org/wiki/Q160151","display_name":"Market price","level":2,"score":0.43560001254081726},{"id":"https://openalex.org/C206658404","wikidata":"https://www.wikidata.org/wiki/Q12725","display_name":"Electricity","level":2,"score":0.4242999851703644},{"id":"https://openalex.org/C155739000","wikidata":"https://www.wikidata.org/wiki/Q877707","display_name":"Market structure","level":2,"score":0.4002000093460083},{"id":"https://openalex.org/C149782125","wikidata":"https://www.wikidata.org/wiki/Q160039","display_name":"Econometrics","level":1,"score":0.382099986076355},{"id":"https://openalex.org/C2989491980","wikidata":"https://www.wikidata.org/wiki/Q676081","display_name":"Power market","level":4,"score":0.36480000615119934},{"id":"https://openalex.org/C195534400","wikidata":"https://www.wikidata.org/wiki/Q641443","display_name":"Factor market","level":2,"score":0.3571000099182129},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.34850001335144043},{"id":"https://openalex.org/C2777759810","wikidata":"https://www.wikidata.org/wiki/Q149316","display_name":"Lemma (botany)","level":3,"score":0.34389999508857727},{"id":"https://openalex.org/C8326231","wikidata":"https://www.wikidata.org/wiki/Q7887147","display_name":"Unit price","level":2,"score":0.3336000144481659},{"id":"https://openalex.org/C116219307","wikidata":"https://www.wikidata.org/wiki/Q7236625","display_name":"Power system simulation","level":4,"score":0.3325999975204468},{"id":"https://openalex.org/C2778970417","wikidata":"https://www.wikidata.org/wiki/Q3683307","display_name":"Tacit collusion","level":3,"score":0.3253999948501587},{"id":"https://openalex.org/C2776849302","wikidata":"https://www.wikidata.org/wiki/Q1239166","display_name":"Energy market","level":3,"score":0.3228999972343445},{"id":"https://openalex.org/C189560676","wikidata":"https://www.wikidata.org/wiki/Q1187906","display_name":"Profit margin","level":2,"score":0.30869999527931213},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3075999915599823},{"id":"https://openalex.org/C423512","wikidata":"https://www.wikidata.org/wiki/Q383973","display_name":"Electricity generation","level":3,"score":0.305400013923645},{"id":"https://openalex.org/C89227174","wikidata":"https://www.wikidata.org/wiki/Q2388981","display_name":"Electric power system","level":3,"score":0.2971999943256378},{"id":"https://openalex.org/C26578527","wikidata":"https://www.wikidata.org/wiki/Q183384","display_name":"Perfect competition","level":2,"score":0.29409998655319214},{"id":"https://openalex.org/C125308379","wikidata":"https://www.wikidata.org/wiki/Q363057","display_name":"Market segmentation","level":2,"score":0.29010000824928284},{"id":"https://openalex.org/C26850371","wikidata":"https://www.wikidata.org/wiki/Q6770838","display_name":"Market share analysis","level":4,"score":0.2888000011444092},{"id":"https://openalex.org/C51926234","wikidata":"https://www.wikidata.org/wiki/Q3312426","display_name":"Market microstructure","level":3,"score":0.2874000072479248},{"id":"https://openalex.org/C2778782607","wikidata":"https://www.wikidata.org/wiki/Q445014","display_name":"Relevant market","level":3,"score":0.27709999680519104},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.2669999897480011},{"id":"https://openalex.org/C2989126829","wikidata":"https://www.wikidata.org/wiki/Q2388981","display_name":"Power network","level":4,"score":0.2621999979019165},{"id":"https://openalex.org/C2779713992","wikidata":"https://www.wikidata.org/wiki/Q2559581","display_name":"Market concentration","level":3,"score":0.2612999975681305},{"id":"https://openalex.org/C179036041","wikidata":"https://www.wikidata.org/wiki/Q1901028","display_name":"Market analysis","level":2,"score":0.2590000033378601},{"id":"https://openalex.org/C114118609","wikidata":"https://www.wikidata.org/wiki/Q3036837","display_name":"Market data","level":2,"score":0.2515000104904175}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1186/s42162-025-00582-w","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s42162-025-00582-w","pdf_url":"https://energyinformatics.springeropen.com/counter/pdf/10.1186/s42162-025-00582-w","source":{"id":"https://openalex.org/S3035173479","display_name":"Energy Informatics","issn_l":"2520-8942","issn":["2520-8942"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Energy Informatics","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:6330b881b75c4e67b48beaf3a07e36fd","is_oa":true,"landing_page_url":"https://doaj.org/article/6330b881b75c4e67b48beaf3a07e36fd","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Energy Informatics, Vol 8, Iss 1, Pp 1-30 (2025)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1186/s42162-025-00582-w","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s42162-025-00582-w","pdf_url":"https://energyinformatics.springeropen.com/counter/pdf/10.1186/s42162-025-00582-w","source":{"id":"https://openalex.org/S3035173479","display_name":"Energy Informatics","issn_l":"2520-8942","issn":["2520-8942"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Energy Informatics","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4415421116.pdf","grobid_xml":"https://content.openalex.org/works/W4415421116.grobid-xml"},"referenced_works_count":28,"referenced_works":["https://openalex.org/W1220239271","https://openalex.org/W1967715607","https://openalex.org/W2019633675","https://openalex.org/W2089585148","https://openalex.org/W2131424657","https://openalex.org/W2270418516","https://openalex.org/W2327915398","https://openalex.org/W2506451844","https://openalex.org/W2527852939","https://openalex.org/W2609797210","https://openalex.org/W2796559544","https://openalex.org/W2883790378","https://openalex.org/W2893664996","https://openalex.org/W3022083776","https://openalex.org/W3097377773","https://openalex.org/W3125100361","https://openalex.org/W3209824171","https://openalex.org/W4286637849","https://openalex.org/W4291189465","https://openalex.org/W4315650237","https://openalex.org/W4319065386","https://openalex.org/W4366814117","https://openalex.org/W4367021157","https://openalex.org/W4372342649","https://openalex.org/W4388280431","https://openalex.org/W4395475618","https://openalex.org/W4404593169","https://openalex.org/W4407704367"],"related_works":[],"abstract_inverted_index":{"In":[0],"electricity":[1],"markets,":[2],"evaluating":[3],"collusion":[4,54,126,146],"and":[5,25,36,55,94,127,145,158,173,185],"market":[6,27,42,56,80,128,143,171,183],"power":[7,57,60,129,144,172],"is":[8,152],"a":[9,155,179],"critical":[10],"challenge":[11],"for":[12,181],"network":[13,132],"operators,":[14],"as":[15],"such":[16],"behaviors":[17],"can":[18,168],"disrupt":[19],"fair":[20],"competition,":[21],"induce":[22],"price":[23,92,124],"volatility,":[24],"reduce":[26],"efficiency.":[28],"Effective":[29],"methods":[30],"are":[31,133,139],"therefore":[32],"required":[33],"to":[34,52,78,121,141,154],"identify":[35],"quantify":[37],"the":[38,45,85,104,111,131],"influence":[39,170],"of":[40,47,87,107],"each":[41],"participant":[43],"on":[44,75,90,103],"profits":[46],"others.":[48],"This":[49],"study":[50],"aims":[51],"assess":[53],"in":[58,147,164],"large-scale":[59],"systems":[61],"through":[62],"structural":[63],"analysis,":[64],"addressing":[65],"gaps":[66],"left":[67],"by":[68],"previous":[69],"research.":[70],"The":[71,150],"proposed":[72],"methodology":[73],"relies":[74],"two":[76],"lemmas":[77],"model":[79],"behavior.":[81],"Lemma":[82,98,115],"1":[83],"quantifies":[84],"effects":[86],"various":[88],"factors":[89],"local":[91],"changes":[93,163],"generation":[95,108,165],"capacities,":[96],"while":[97],"2":[99],"evaluates":[100],"their":[101],"impact":[102],"profit":[105,119],"variations":[106],"units.":[109],"Using":[110],"matrix":[112],"derived":[113],"from":[114],"2,":[116],"which":[117],"captures":[118],"responses":[120],"marginal":[122],"unit":[123],"changes,":[125],"across":[130],"assessed.":[134],"Additionally,":[135],"three":[136],"new":[137],"indicators":[138],"introduced":[140],"measure":[142],"large":[148],"networks.":[149],"approach":[151],"applied":[153],"300-bus":[156],"system,":[157],"detailed":[159],"analysis":[160],"demonstrates":[161],"that":[162],"pricing":[166],"strategies":[167],"substantially":[169],"collusive":[174],"behavior,":[175],"providing":[176],"regulators":[177],"with":[178],"tool":[180],"proactive":[182],"monitoring":[184],"intervention.":[186]},"counts_by_year":[{"year":2026,"cited_by_count":2}],"updated_date":"2026-03-24T08:02:53.985720","created_date":"2025-10-24T00:00:00"}
