يعرض 1 - 20 نتائج من 985 نتيجة بحث عن '(( b large decrease ) OR ((( a market decrease ) OR ( ab marked decrease ))))', وقت الاستعلام: 0.53s تنقيح النتائج
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    Market structure of e-commerce platforms. حسب Min Zhao (66793)

    منشور في 2025
    "…Based on the network externality perspective, considering the duopoly e-commerce platform market, this paper uses game theory to construct a theoretical model to compare and analyze the changes in consumers, merchants, platforms, and social total welfare when the reputation information of e-commerce products is symmetric and asymmetric. …"
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    A sample choice question with a warning label. حسب Yulian Ding (5984591)

    منشور في 2024
    "…The rapid increase in SSB consumption in China necessitates robust regulations. This study employed a choice experiment to simulate the market scenario in which a text warning label was presented on SSBs. …"
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    A sample choice question without a warning label. حسب Yulian Ding (5984591)

    منشور في 2024
    "…The rapid increase in SSB consumption in China necessitates robust regulations. This study employed a choice experiment to simulate the market scenario in which a text warning label was presented on SSBs. …"
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    Geographical distribution of large cities and small cities. حسب Saul Estrin (8629173)

    منشور في 2024
    "…The Figure reveals two patterns: 1) the maximum level of innovation is higher in large cities (2.53) than in small cities (2.02); 2) among large cities in <b>a</b>, innovation levels in general decrease with nightlight density. …"
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