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Elementary portfolio theory implies that environmentalists optimally hold more shares of polluting firms than non …
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Existing literature regarding the natural hedge potential that arises from combining liabilities with different sensitivities focuses on the optimal liability mix, but does not address the question whether and how changes in the liability mix can be obtained. In the absence of a well-functioning...
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We develop a framework to explore the equilibrium implications of socially responsible investments (SRI). Investors acquire positions in ex-ante identical firms, and firms compete in selling products to consumers. A fraction of investors and consumers are socially responsible in that they value...
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Shapley value theory, which originally emerged from cooperative game theory, was established for the purpose of … cooperative games when players symmetry cannot be justified. I first present the weighted Shapley value theory and apply the model …
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