{"id":"https://openalex.org/W3120845868","doi":"https://doi.org/10.1007/s11424-020-0061-5","title":"Analysis on the Mutation and Time-Varying Characteristics of Coal Price System Evolution from the Perspective of Finance","display_name":"Analysis on the Mutation and Time-Varying Characteristics of Coal Price System Evolution from the Perspective of Finance","publication_year":2021,"publication_date":"2021-01-12","ids":{"openalex":"https://openalex.org/W3120845868","doi":"https://doi.org/10.1007/s11424-020-0061-5","mag":"3120845868"},"language":"en","primary_location":{"id":"doi:10.1007/s11424-020-0061-5","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11424-020-0061-5","pdf_url":null,"source":{"id":"https://openalex.org/S45848134","display_name":"Journal of Systems Science and Complexity","issn_l":"1009-6124","issn":["1009-6124","1559-7067"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Systems Science and Complexity","raw_type":"journal-article"},"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/A5027244342","display_name":"Jian Chai","orcid":"https://orcid.org/0000-0002-9167-9121"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jian Chai","raw_affiliation_strings":["School of Economics and Management, Xidian University, Xi\u2019an, 710126, China","School of Economics and Management, Xidian University, Xi\u2019an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Economics and Management, Xidian University, Xi\u2019an, 710126, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"School of Economics and Management, Xidian University, Xi\u2019an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079419661","display_name":"Junchan Lei","orcid":null},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Junchan Lei","raw_affiliation_strings":["School of Economics and Management, Xidian University, Xi\u2019an, 710126, China","School of Economics and Management, Xidian University, Xi\u2019an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Economics and Management, Xidian University, Xi\u2019an, 710126, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"School of Economics and Management, Xidian University, Xi\u2019an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5074579828","display_name":"Huiting Shi","orcid":"https://orcid.org/0000-0001-7970-8674"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Huiting Shi","raw_affiliation_strings":["School of Economics and Management, Xidian University, Xi\u2019an, 710126, China","School of Economics and Management, Xidian University, Xi\u2019an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Economics and Management, Xidian University, Xi\u2019an, 710126, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"School of Economics and Management, Xidian University, Xi\u2019an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100336515","display_name":"Xuejun Zhang","orcid":"https://orcid.org/0000-0003-3495-3777"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xuejun Zhang","raw_affiliation_strings":["School of Economics and Management, Xidian University, Xi\u2019an, 710126, China","School of Economics and Management, Xidian University, Xi\u2019an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Economics and Management, Xidian University, Xi\u2019an, 710126, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"School of Economics and Management, Xidian University, Xi\u2019an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5029611908","display_name":"Meiling Lang","orcid":null},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Meiling Lang","raw_affiliation_strings":["School of Economics and Management, Xidian University, Xi\u2019an, 710126, China","School of Economics and Management, Xidian University, Xi\u2019an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Economics and Management, Xidian University, Xi\u2019an, 710126, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"School of Economics and Management, Xidian University, Xi\u2019an, China","institution_ids":["https://openalex.org/I149594827"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5079419661"],"corresponding_institution_ids":["https://openalex.org/I149594827"],"apc_list":{"value":2290,"currency":"EUR","value_usd":2890},"apc_paid":null,"fwci":0.1793,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.50398864,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"34","issue":"4","first_page":"1501","last_page":"1521"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12368","display_name":"Grey System Theory Applications","score":0.9496999979019165,"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"}},"topics":[{"id":"https://openalex.org/T12368","display_name":"Grey System Theory Applications","score":0.9496999979019165,"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"}},{"id":"https://openalex.org/T11059","display_name":"Market Dynamics and Volatility","score":0.9168000221252441,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/coal","display_name":"Coal","score":0.8907036781311035},{"id":"https://openalex.org/keywords/disequilibrium","display_name":"Disequilibrium","score":0.7499797344207764},{"id":"https://openalex.org/keywords/economics","display_name":"Economics","score":0.6438982486724854},{"id":"https://openalex.org/keywords/supply-and-demand","display_name":"Supply and demand","score":0.5686497688293457},{"id":"https://openalex.org/keywords/microeconomics","display_name":"Microeconomics","score":0.504048764705658},{"id":"https://openalex.org/keywords/econometrics","display_name":"Econometrics","score":0.4431426525115967},{"id":"https://openalex.org/keywords/environmental-economics","display_name":"Environmental economics","score":0.43628332018852234},{"id":"https://openalex.org/keywords/market-price","display_name":"Market price","score":0.43353551626205444},{"id":"https://openalex.org/keywords/natural-resource-economics","display_name":"Natural resource economics","score":0.37662068009376526},{"id":"https://openalex.org/keywords/monetary-economics","display_name":"Monetary economics","score":0.3445793390274048},{"id":"https://openalex.org/keywords/industrial-organization","display_name":"Industrial organization","score":0.3313859701156616},{"id":"https://openalex.org/keywords/chemistry","display_name":"Chemistry","score":0.13297918438911438}],"concepts":[{"id":"https://openalex.org/C518851703","wikidata":"https://www.wikidata.org/wiki/Q24489","display_name":"Coal","level":2,"score":0.8907036781311035},{"id":"https://openalex.org/C2778146401","wikidata":"https://www.wikidata.org/wiki/Q10916362","display_name":"Disequilibrium","level":2,"score":0.7499797344207764},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.6438982486724854},{"id":"https://openalex.org/C120330832","wikidata":"https://www.wikidata.org/wiki/Q166656","display_name":"Supply and demand","level":2,"score":0.5686497688293457},{"id":"https://openalex.org/C175444787","wikidata":"https://www.wikidata.org/wiki/Q39072","display_name":"Microeconomics","level":1,"score":0.504048764705658},{"id":"https://openalex.org/C149782125","wikidata":"https://www.wikidata.org/wiki/Q160039","display_name":"Econometrics","level":1,"score":0.4431426525115967},{"id":"https://openalex.org/C134560507","wikidata":"https://www.wikidata.org/wiki/Q753291","display_name":"Environmental economics","level":1,"score":0.43628332018852234},{"id":"https://openalex.org/C64112148","wikidata":"https://www.wikidata.org/wiki/Q160151","display_name":"Market price","level":2,"score":0.43353551626205444},{"id":"https://openalex.org/C175605778","wikidata":"https://www.wikidata.org/wiki/Q3299701","display_name":"Natural resource economics","level":1,"score":0.37662068009376526},{"id":"https://openalex.org/C556758197","wikidata":"https://www.wikidata.org/wiki/Q580018","display_name":"Monetary economics","level":1,"score":0.3445793390274048},{"id":"https://openalex.org/C40700","wikidata":"https://www.wikidata.org/wiki/Q1411783","display_name":"Industrial organization","level":1,"score":0.3313859701156616},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.13297918438911438},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0},{"id":"https://openalex.org/C118487528","wikidata":"https://www.wikidata.org/wiki/Q161437","display_name":"Ophthalmology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/s11424-020-0061-5","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11424-020-0061-5","pdf_url":null,"source":{"id":"https://openalex.org/S45848134","display_name":"Journal of Systems Science and Complexity","issn_l":"1009-6124","issn":["1009-6124","1559-7067"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Systems Science and Complexity","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6499999761581421,"id":"https://metadata.un.org/sdg/8","display_name":"Decent work and economic growth"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":31,"referenced_works":["https://openalex.org/W1575299154","https://openalex.org/W1975493578","https://openalex.org/W1978129804","https://openalex.org/W1995811785","https://openalex.org/W2036204439","https://openalex.org/W2040981563","https://openalex.org/W2051903196","https://openalex.org/W2060924918","https://openalex.org/W2074812030","https://openalex.org/W2075304461","https://openalex.org/W2097572008","https://openalex.org/W2108132266","https://openalex.org/W2156582424","https://openalex.org/W2162370783","https://openalex.org/W2240016992","https://openalex.org/W2350841992","https://openalex.org/W2360975363","https://openalex.org/W2386383428","https://openalex.org/W2460152063","https://openalex.org/W2465667919","https://openalex.org/W2548718878","https://openalex.org/W2584274515","https://openalex.org/W2763451821","https://openalex.org/W2801877279","https://openalex.org/W2898048510","https://openalex.org/W2904807522","https://openalex.org/W2914638789","https://openalex.org/W2966029761","https://openalex.org/W2969914350","https://openalex.org/W2980734766","https://openalex.org/W3124240298"],"related_works":["https://openalex.org/W3146400450","https://openalex.org/W2625839378","https://openalex.org/W1508571614","https://openalex.org/W2145943261","https://openalex.org/W2095851814","https://openalex.org/W2068825914","https://openalex.org/W4248756218","https://openalex.org/W2004342123","https://openalex.org/W1976721483","https://openalex.org/W3120845868"],"abstract_inverted_index":null,"counts_by_year":[{"year":2023,"cited_by_count":1}],"updated_date":"2026-06-19T15:47:20.252518","created_date":"2025-10-10T00:00:00"}