Climate Risks and Market Efficiency
نویسندگان
چکیده
منابع مشابه
Climate Risks and Market Efficiency∗
We investigate whether stock markets efficiently price risks brought on or exacerbated by climate change. We focus on drought, the most damaging natural disaster for crops and food-company cash flows. We show that prolonged drought in a country, measured by the Palmer Drought Severity Index (PDSI) from climate studies, forecasts both poor stock returns and profitability ratios for food companie...
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In recent years numerous papers constructed or simulated financial markets at an agent level, aiming to explain the non-stationarity of price processes. All such papers agree that the heterogeneity of agents and of pricing models creates a dynamics in terms of pricing models used that explains not only the non-stationarity of price processes, but also stylised facts such as bubbles and fat tail...
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The IPCC 2007 report noted that both the frequency and strength of hurricanes, floods and droughts have increased during the past few years. Thus, climate risk, and more specifically natural catastrophes, are now hardly insurable: losses can be huge (and the actuarial pure premium might even be infinite), diversification through the central limit theorem is not possible because of geographical ...
متن کاملProduct Market Competition and Stock Market Efficiency
How does competition in a firm's product market affect the behavior of its stock? We examine this question in a noisy rational expectations economy in which firms operate under monopolistic competition. Production is subject to productivity shocks and requires capital, raised on a perfectly competitive equity market. Investors observe firms' past profits and collect private information about th...
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Article history: Received 10 October 2012 Received in revised form 14 October 2013 Accepted 23 March 2014 Available online 12 April 2014 We examine how an exogenous improvement in market efficiency, which allows the stock market to obtain more precise information about the firm's intrinsic value, affects the shareholder–manager contracting problem, managerial incentives, and shareholder value. ...
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ژورنال
عنوان ژورنال: SSRN Electronic Journal
سال: 2016
ISSN: 1556-5068
DOI: 10.2139/ssrn.2776962