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given period, after having observed her income, the agent can walk away from the contract, while the intermediary cannot, i … intermediaries. Insurance can be provided because in an equilibrium contract an up-front payment effectively locks in the agent with … an intermediary. We then show that our contract economy is equivalent to a consumption-savings economy with one …
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portfolio theory, but the real issue today relates to the practical implementation of the theory introduced by Harry Markowitz … FINANCE -- CAUSALITY -- SUMMARY -- Chapter 4: Common Pitfalls in Financial Modeling -- THEORY AND ENGINEERING -- ENGINEERING …
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The size premium, defined as the outperformance of equities of small and medium-sized companies compared with the shares of large companies, is subject to strong cyclical fluctuations over time. This study examines the predictability of this premium for the Swiss stock market. The forecasts used...
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