{"id":"https://openalex.org/W1949218249","doi":null,"title":"Dispersal of information into share markets : a stochastic model simulation","display_name":"Dispersal of information into share markets : a stochastic model simulation","publication_year":2012,"publication_date":"2012-12-01","ids":{"openalex":"https://openalex.org/W1949218249","mag":"1949218249"},"language":"en","primary_location":{"id":"mag:1949218249","doi":null,"is_oa":false,"landing_page_url":"https://scholar.sun.ac.za/bitstream/10019.1/95665/1/tolsma_dispersal_2012.pdf","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null},"volume":null,"type":"article","is_traditional":true,"indexed_in":[],"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/A5037906726","display_name":"Mischa Tolsma","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Mischa Tolsma","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5037906726"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"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/T10047","display_name":"Financial Markets and Investment Strategies","score":0.9800000190734863,"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"}},"topics":[{"id":"https://openalex.org/T10047","display_name":"Financial Markets and Investment Strategies","score":0.9800000190734863,"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/T11270","display_name":"Complex Systems and Time Series Analysis","score":0.011599999852478504,"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/T10067","display_name":"Stochastic processes and financial applications","score":0.006000000052154064,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/information-dispersal","display_name":"information dispersal","score":0.8930000066757202},{"id":"https://openalex.org/keywords/stock-prices","display_name":"stock prices","score":0.7670000195503235},{"id":"https://openalex.org/keywords/efficient-market-hypothesis","display_name":"efficient market hypothesis","score":0.9739999771118164},{"id":"https://openalex.org/keywords/stochastic-dynamic-model","display_name":"stochastic dynamic model","score":0.6539999842643738},{"id":"https://openalex.org/keywords/monte-carlo-simulation","display_name":"Monte Carlo simulation","score":0.8090000152587891},{"id":"https://openalex.org/keywords/technical-trading","display_name":"technical trading","score":0.9039999842643738},{"id":"https://openalex.org/keywords/value-of-information","display_name":"value of information","score":0.8629999756813049},{"id":"https://openalex.org/keywords/portfolio-performance","display_name":"portfolio performance","score":0.8569999933242798},{"id":"https://openalex.org/keywords/johannesburg-stock-exchange","display_name":"Johannesburg Stock Exchange","score":0.9089999794960022},{"id":"https://openalex.org/keywords/stock-market-microstructure","display_name":"stock market microstructure","score":0.5770000219345093}],"concepts":[{"id":"https://openalex.org/C16051113","wikidata":"https://www.wikidata.org/wiki/Q828814","display_name":"Market share","level":2,"score":0.5132408142089844},{"id":"https://openalex.org/C2780821815","wikidata":"https://www.wikidata.org/wiki/Q5340806","display_name":"Portfolio","level":2,"score":0.5031992793083191},{"id":"https://openalex.org/C75949130","wikidata":"https://www.wikidata.org/wiki/Q848010","display_name":"Database transaction","level":2,"score":0.489317387342453},{"id":"https://openalex.org/C19499675","wikidata":"https://www.wikidata.org/wiki/Q232207","display_name":"Monte Carlo method","level":2,"score":0.47596853971481323},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4352492690086365},{"id":"https://openalex.org/C47559259","wikidata":"https://www.wikidata.org/wiki/Q778143","display_name":"Biological dispersal","level":3,"score":0.4255630373954773},{"id":"https://openalex.org/C149782125","wikidata":"https://www.wikidata.org/wiki/Q160039","display_name":"Econometrics","level":1,"score":0.40063074231147766},{"id":"https://openalex.org/C175444787","wikidata":"https://www.wikidata.org/wiki/Q39072","display_name":"Microeconomics","level":1,"score":0.3304321765899658},{"id":"https://openalex.org/C106159729","wikidata":"https://www.wikidata.org/wiki/Q2294553","display_name":"Financial economics","level":1,"score":0.302010178565979},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.29048043489456177},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.24971303343772888},{"id":"https://openalex.org/C162853370","wikidata":"https://www.wikidata.org/wiki/Q39809","display_name":"Marketing","level":1,"score":0.18041187524795532},{"id":"https://openalex.org/C2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","level":2,"score":0.0},{"id":"https://openalex.org/C149923435","wikidata":"https://www.wikidata.org/wiki/Q37732","display_name":"Demography","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:1949218249","doi":null,"is_oa":false,"landing_page_url":"https://scholar.sun.ac.za/bitstream/10019.1/95665/1/tolsma_dispersal_2012.pdf","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":57,"referenced_works":["https://openalex.org/W53290182","https://openalex.org/W136649052","https://openalex.org/W654807153","https://openalex.org/W1522237958","https://openalex.org/W1547280275","https://openalex.org/W1589922412","https://openalex.org/W1599168416","https://openalex.org/W1754742701","https://openalex.org/W1916722811","https://openalex.org/W1975372592","https://openalex.org/W1975994995","https://openalex.org/W1977915023","https://openalex.org/W1998820068","https://openalex.org/W2036713496","https://openalex.org/W2044394043","https://openalex.org/W2048370582","https://openalex.org/W2054479375","https://openalex.org/W2063130671","https://openalex.org/W2065311909","https://openalex.org/W2069147838","https://openalex.org/W2079270725","https://openalex.org/W2090637028","https://openalex.org/W2090989835","https://openalex.org/W2101544483","https://openalex.org/W2116347131","https://openalex.org/W2116670736","https://openalex.org/W2118391173","https://openalex.org/W2119780569","https://openalex.org/W2121224351","https://openalex.org/W2128342851","https://openalex.org/W2130593472","https://openalex.org/W2130659611","https://openalex.org/W2131142793","https://openalex.org/W2131773668","https://openalex.org/W2142078580","https://openalex.org/W2146069048","https://openalex.org/W2152717893","https://openalex.org/W2269776135","https://openalex.org/W2319350549","https://openalex.org/W2324946420","https://openalex.org/W2328464670","https://openalex.org/W2418012526","https://openalex.org/W2491504083","https://openalex.org/W2603310999","https://openalex.org/W2802547544","https://openalex.org/W2889842381","https://openalex.org/W2890222871","https://openalex.org/W2890844091","https://openalex.org/W2903849486","https://openalex.org/W2950282195","https://openalex.org/W3023512294","https://openalex.org/W3121388661","https://openalex.org/W3122186295","https://openalex.org/W3122205006","https://openalex.org/W3122890729","https://openalex.org/W3125311522","https://openalex.org/W3125591525"],"related_works":["https://openalex.org/W7071293847","https://openalex.org/W2735381745","https://openalex.org/W3125117429","https://openalex.org/W2028329689","https://openalex.org/W2123043066","https://openalex.org/W2084096556","https://openalex.org/W1907650895","https://openalex.org/W1994515073","https://openalex.org/W1607181904","https://openalex.org/W2952506520"],"abstract_inverted_index":{"This":[0,29,65],"research":[1],"report":[2],"examines":[3],"the":[4,9,14,18,34,52,57,112,117,135,161,194,205],"dispersal":[5,58,118,136],"of":[6,59,121,137,193,207],"information":[7,25,30,60,138,171,208],"into":[8,33],"share":[10,19,35,54,79,149,162],"market.":[11],"According":[12],"to":[13,99,110,115,164,168,204],"efficient":[15],"market":[16],"hypothesis,":[17],"price":[20,36,80,150,163],"always":[21],"reflects":[22],"all":[23],"available":[24],"on":[26,82,146],"a":[27,41,44,48,62,71,91,130],"company.":[28],"is":[31,61,129,172,200],"incorporated":[32],"via":[37],"heterogeneous":[38],"trader":[39,83,127],"interaction:":[40],"transaction":[42],"between":[43],"willing":[45,49],"buyer":[46],"and":[47,114,119,139,179,198],"seller":[50],"sets":[51],"latest":[53],"price.":[55],"Therefore,":[56],"dynamic":[63,76],"process.":[64],"process":[66],"has":[67,87],"been":[68,88,108,189],"modelled":[69],"with":[70,95,191,202],"newly":[72],"developed":[73],"micro-economic,":[74],"stochastic,":[75],"model":[77,86,113],"for":[78,175],"based":[81],"interaction.":[84],"The":[85,182],"implemented":[89],"as":[90],"Monte":[92,104,185],"Carlo":[93,105,186],"simulation":[94,101,187],"several":[96],"supporting":[97],"metrics":[98],"assess":[100],"results.":[102],"Extensive":[103],"simulations":[106],"have":[107,188],"performed":[109],"validate":[111],"examine":[116],"value":[120,206],"information.":[122],"Key":[123],"findings":[124,183],"are":[125],"that":[126],"interaction":[128],"dominant":[131],"effect":[132],"in":[133],"both":[134],"portfolio":[140],"performance;":[141],"technical":[142,158],"trading,":[143],"i.e.":[144],"trading":[145,159],"only":[147],"past":[148],"information,":[151],"can":[152],"be":[153],"beneficial":[154],"under":[155],"certain":[156],"conditions;":[157],"causes":[160],"increase":[165],"significantly":[166],"compared":[167,190],"rational":[169],"trading;":[170],"more":[173],"valuable":[174],"fast":[176],"changing":[177],"markets":[178],"small":[180],"companies.":[181],"from":[184],"sectors":[192],"Johannesburg":[195],"Stock":[196],"Exchange":[197],"advice":[199],"provided":[201],"regards":[203],"per":[209],"sector.":[210]},"counts_by_year":[],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}