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We investigate the dynamics of prices, information and expectations in a competitive, noisy, dynamic asset pricing equilibrium model. We show that prices are farther away from (closer to) fundamentals compared with average expectations if and only if traders over- (under-) rely on public...
Persistent link: https://www.econbiz.de/10008477180
information aggregation leads to excess price volatility, over-valuation of shares in response to good news, and undervaluation in …
Persistent link: https://www.econbiz.de/10009275969
We examine the effect of close ties with the NSDAP on the stock price of listed firms in 1932-33. We consider not only links between the National Socialists and executives, as was common in earlier work, but also with supervisory board members – whose importance is hard to overestimate in the...
Persistent link: https://www.econbiz.de/10005788980
This paper re-examines the standard ‘unbiasedness’ hypothesis in foreign exchange markets, according to which the forward premium should be an unbiased predictor of the future change of the spot exchange rate. If traders are heterogeneous, they may consist of ‘fundamentalists’ who...
Persistent link: https://www.econbiz.de/10005124225
The paper contributes to the literature on integration of stock markets by addressing the issue of non-synchronous trading. We argue that controlling for time differences in trading hours of stock markets is important and show that time-adjustment improves estimates of market integration. We...
Persistent link: https://www.econbiz.de/10005136507
Stock prices react significantly to the tone (negativity of words) managers use on earnings conference calls. This reaction reflects reasonably rational use of information. “Tone surprise” -- the residual when negativity in managerial tone is regressed on the firm’s recent economic...
Persistent link: https://www.econbiz.de/10011145406
We investigate the pricing of ‘Brady’ bonds that are issued by the governments of five developing countries as part of debt and debt service reduction agreements. We first present a measure of credit quality that takes account of the individual features of each bond and is comparable across...
Persistent link: https://www.econbiz.de/10005114476
Berkshire Hathaway has realized a Sharpe ratio of 0.76, higher than any other stock or mutual fund with a history of more than 30 years, and Berkshire has a significant alpha to traditional risk factors. However, we find that the alpha becomes insignificant when controlling for exposures to...
Persistent link: https://www.econbiz.de/10011083650
. The dispersion of stock returns and their intraday volatility are reduced by 7%, while aggregate returns are unaffected …
Persistent link: https://www.econbiz.de/10011084726
specialization, wealth inequality, stock trading intensity, liquidity and return volatility. …
Persistent link: https://www.econbiz.de/10009293661