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Soziale Interaktionen haben einen wesentlichen Einfluss auf die von Konsumenten präferierten Marken, ihre Kaufentscheidungen, auf die empfundenen Emotionen während des Kaufprozesses sowie zukünftige Konsumabsichten. Gleichwohl beschränken sich diese Interaktionen nicht nur auf die reale...
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Individual investors often invest actively and lose thereby. Social interaction seems to exacerbate this tendency. In our model, senders' propensity to discuss their strategies' returns, and receivers' propensity to be converted, are increasing in sender return. A distinctive implication is that...
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Using instant message communications and trading records of professional traders, we directly measure how investment information propagates in traders’ social networks and how it affects their trading decisions and performance. Traders are more likely to mention stocks with gains over losses,...
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certain branching process. We use the theory of Galton-Watson branching process and calculate the probability of the tree …
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