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[{"key": "dc.contributor.author", "value": "Isoketo, Joonas", "language": null, "element": "contributor", "qualifier": "author", "schema": "dc"}, {"key": "dc.date.accessioned", "value": "2014-11-11T18:39:43Z", "language": null, "element": "date", "qualifier": "accessioned", "schema": "dc"}, {"key": "dc.date.available", "value": "2014-11-11T18:39:43Z", "language": null, "element": "date", "qualifier": "available", "schema": "dc"}, {"key": "dc.date.issued", "value": "2014", "language": null, "element": "date", "qualifier": "issued", "schema": "dc"}, {"key": "dc.identifier.other", "value": "oai:jykdok.linneanet.fi:1451271", "language": null, "element": "identifier", "qualifier": "other", "schema": "dc"}, {"key": "dc.identifier.uri", "value": "https://jyx.jyu.fi/handle/123456789/44622", "language": null, "element": "identifier", "qualifier": "uri", "schema": "dc"}, {"key": "dc.description.abstract", "value": "T\u00e4ss\u00e4 ty\u00f6ss\u00e4 tutkitaan, miten liikennepolttoaineiden, 95E, 98E ja diesel, v\u00e4hitt\u00e4ishinnat ovat muuttuneet sek\u00e4 alueellisesti ett\u00e4 ajallisesti. Alueellisessa hinnoittelussa tutkitaan erityisesti, mitk\u00e4 tekij\u00e4t ovat yhteydess\u00e4 hinnanmuuttamisp\u00e4\u00e4t\u00f6kseen. Lis\u00e4ksi selvitet\u00e4\u00e4n, miten paikallinen hintakilpailu ja aseman oma hintahistoria selitt\u00e4v\u00e4t tulevia hintoja. Ty\u00f6ss\u00e4 kuvaillaan viel\u00e4, onko seutukuntien ja polttoaineketjujen v\u00e4lill\u00e4 l\u00f6ydett\u00e4viss\u00e4 eroavaisuuksia hinnoittelussa. Polttoaineiden hintojen ajallisessa tarkastelussa keskityt\u00e4\u00e4n puolestaan tunnistamaan, mitk\u00e4 tekij\u00e4t ovat yhteydess\u00e4 polttoaineiden hintoihin yleisesti.\n\nAineistona ty\u00f6ss\u00e4 on k\u00e4ytetty suomalaista verkkosivustoa www.polttoaine.net, jossa on kuluttajien ilmoittamia p\u00e4ivitt\u00e4isi\u00e4 eri polttoainelaatujen hintoja asemakohtaisesti. T\u00e4t\u00e4 on rikastettu muilla aineistoilla, kuten verotiedoilla, et\u00e4isyystiedoilla, kuluttajahinnoilla ja raaka-\u00f6ljyn maailmanmarkkinahinnoilla. Kaikki tutkielmassa k\u00e4ytett\u00e4v\u00e4 aineisto on avointa dataa, joka on siis verkossa vapaasti saatavilla. Tutkimuskysymyksiin haetaan vastauksia tilastollisilla malleilla. Hinnanmuutosp\u00e4\u00e4t\u00f6ksen mallintamisessa\nk\u00e4ytet\u00e4\u00e4n logistista regressiota, aseman hintojen mallintamisessa k\u00e4ytet\u00e4\u00e4n lineaarista regressioanalyysia ja polttoaineiden hintakehitys mallinnettaan autokorrelaatiokorjatuilla regressiomalleilla. Tilastollisena ty\u00f6kaluna k\u00e4ytettiin SAS- ja R-ohjelmistoja.\n\nTuloksena on, ett\u00e4 eniten paikallisessa hinnoittelussa vaikuttaa aseman oma hintahistoria.\nKilpailun vaikutus j\u00e4\u00e4 kohtalaiseksi. Yleinen hintakehitys puolestaan on eniten yhteydess\u00e4 raaka\u00f6ljyn maailmanmarkkinahintaan ja inflaatiosta johtuvaan aikatrendiin. Suuria seutukuntakohtaisia hintaeroja ei esiinny. Eri polttoainelaatujen hinnoittelu on melko samanlaista, bensiini 98E tosin on kilpailulle joustamattomin. Tutkimuskysymysten malleja voidaan k\u00e4ytt\u00e4\u00e4 ennustamiseen. Mallien selitysasteet ja diagnostiikkatarkastelut ovat kohtalaisen hyvi\u00e4. Analyyseja voitaisiin viel\u00e4 tarkentaa ja parantaa, jos k\u00e4yt\u00f6ss\u00e4 olisi tiedot asemien ja jalostajien varastotasoista ja katetavoitteista.", "language": "fi", "element": "description", "qualifier": "abstract", "schema": "dc"}, {"key": "dc.description.provenance", "value": "Submitted using Plone Publishing form by Joonas Isoketo (joheisok) on 2014-11-11 18:39:42.346786. Form: Pro gradu -lomake (https://kirjasto.jyu.fi/julkaisut/julkaisulomakkeet/pro-gradu-lomake). JyX data: [jyx_publishing-allowed (fi) =True]", "language": "en", "element": "description", "qualifier": "provenance", "schema": "dc"}, {"key": "dc.description.provenance", "value": "Submitted by jyx lomake-julkaisija (jyx-julkaisija@noreply.fi) on 2014-11-11T18:39:43Z\nNo. of bitstreams: 2\nURN:NBN:fi:jyu-201411113221.pdf: 3753850 bytes, checksum: c63e4bcd844b1e4f8cd5a20977dce286 (MD5)\nlicense.html: 4844 bytes, checksum: 7678441ff390fdbab6c9bd988cdce472 (MD5)", "language": "en", "element": "description", "qualifier": "provenance", "schema": "dc"}, {"key": "dc.description.provenance", "value": "Made available in DSpace on 2014-11-11T18:39:43Z (GMT). No. of bitstreams: 2\nURN:NBN:fi:jyu-201411113221.pdf: 3753850 bytes, checksum: c63e4bcd844b1e4f8cd5a20977dce286 (MD5)\nlicense.html: 4844 bytes, checksum: 7678441ff390fdbab6c9bd988cdce472 (MD5)\n Previous issue date: 2014", "language": "en", "element": "description", "qualifier": "provenance", "schema": "dc"}, {"key": "dc.format.extent", "value": "1 verkkoaineisto (44 sivua)", "language": null, "element": "format", "qualifier": "extent", "schema": "dc"}, {"key": "dc.format.mimetype", "value": "application/pdf", "language": null, "element": "format", "qualifier": "mimetype", "schema": "dc"}, {"key": "dc.language.iso", "value": "fin", "language": null, "element": "language", "qualifier": "iso", "schema": "dc"}, {"key": "dc.rights", "value": "In Copyright", "language": "en", "element": "rights", "qualifier": null, "schema": "dc"}, {"key": "dc.subject.other", "value": "Polttoaineen hinta", "language": "", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.subject.other", "value": "Lineaarinen malli", "language": "", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.subject.other", "value": "Regressioanalyysi", "language": "", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.subject.other", "value": "Logistinen regressio", "language": "", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.subject.other", "value": "Pienimm\u00e4n neli\u00f6summan menetelm\u00e4", "language": "", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.subject.other", "value": "Yleistetty pienimm\u00e4n neli\u00f6summan menetelm\u00e4", "language": "", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.subject.other", "value": "Avoin data", "language": "", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.title", "value": "Polttoaineiden kuluttajahintojen tilastollinen mallintaminen p\u00e4iv\u00e4- ja asematasolla", 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"Matematiikan ja tilastotieteen laitos", "language": "fi", "element": "contributor", "qualifier": "department", "schema": "dc"}, {"key": "dc.contributor.department", "value": "Department of Mathematics and Statistics", "language": "en", "element": "contributor", "qualifier": "department", "schema": "dc"}, {"key": "dc.contributor.organization", "value": "University of Jyv\u00e4skyl\u00e4", "language": "en", "element": "contributor", "qualifier": "organization", "schema": "dc"}, {"key": "dc.contributor.organization", "value": "Jyv\u00e4skyl\u00e4n yliopisto", "language": "fi", "element": "contributor", "qualifier": "organization", "schema": "dc"}, {"key": "dc.subject.discipline", "value": "Tilastotiede", "language": "fi", "element": "subject", "qualifier": "discipline", "schema": "dc"}, {"key": "dc.subject.discipline", "value": "Statistics", "language": "en", "element": "subject", "qualifier": "discipline", "schema": "dc"}, {"key": "dc.date.updated", "value": "2014-11-11T18:39:44Z", 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"qualifier": "yso", "schema": "dc"}, {"key": "dc.subject.yso", "value": "regressioanalyysi", "language": null, "element": "subject", "qualifier": "yso", "schema": "dc"}, {"key": "dc.subject.yso", "value": "monitasoanalyysi", "language": null, "element": "subject", "qualifier": "yso", "schema": "dc"}, {"key": "dc.subject.yso", "value": "tilastomenetelm\u00e4t", "language": null, "element": "subject", "qualifier": "yso", "schema": "dc"}, {"key": "dc.format.content", "value": "fulltext", "language": null, "element": "format", "qualifier": "content", "schema": "dc"}, {"key": "dc.rights.url", "value": "https://rightsstatements.org/page/InC/1.0/", "language": null, "element": "rights", "qualifier": "url", "schema": "dc"}, {"key": "dc.type.okm", "value": "G2", "language": null, "element": "type", "qualifier": "okm", "schema": "dc"}]
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