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-connected information sources, implying a pattern of “overshooting” beliefs. Additionally, in an experimental asset market, correlation …
Persistent link: https://www.econbiz.de/10013072106
are, at best, weakly correlated. Across all respondents, the correlation is slightly negative. For the subgroups that we … examine, the correlation is almost always small, typically statistically insignificant, and often negative. The exception is … respondents who score highly on a within-study IQ test, where the correlation is around 0.2. A meta-study of similar lab …
Persistent link: https://www.econbiz.de/10012953937
This paper proposes a novel regularisation method for the estimation of large covariance matrices, which makes use of insights from the multiple testing literature. The method tests the statistical significance of individual pair-wise correlations and sets to zero those elements that are not...
Persistent link: https://www.econbiz.de/10013051612
This paper introduces the concepts of time-specific weak and strong cross section dependence. A double-indexed process is said to be cross sectionally weakly dependent at a given point in time, t, if its weighted average along the cross section dimension (N) converges to its expectation in...
Persistent link: https://www.econbiz.de/10013158328
This paper tests the ability of popular New Keynesian models, which are traditionally used to study monetary policy and business cycles, to match the data regarding a key channel for monetary transmission: the dynamic interactions between macroeconomic variables and their corresponding...
Persistent link: https://www.econbiz.de/10012979607
This paper is concerned with empirical and theoretical basis of the Efficient Market Hypothesis (EMH). The paper begins with an overview of the statistical properties of asset returns at different frequencies (daily, weekly and monthly), and considers the evidence on return predictability, risk...
Persistent link: https://www.econbiz.de/10013141185
We consider a two period model in which an incumbent political party chooses the level of a current policy variable unilaterally, but faces competition from a political opponent in the future. Both parties care about voters payoffs, but they have different beliefs about how policy choices will...
Persistent link: https://www.econbiz.de/10013051379
high serial correlation in policy shocks contributes greatly to market volatility and we show that a reduction in …
Persistent link: https://www.econbiz.de/10013024741
Futures markets are a potentially valuable source of information about price expectations. Exploiting this information has proved difficult in practice, because time-varying risk premia often render the futures price a poor measure of the market expectation of the price of the underlying asset....
Persistent link: https://www.econbiz.de/10012996209
Although there is much interest in the future retail price of gasoline among consumers, industry analysts, and policymakers, it is widely believed that changes in the price of gasoline are essentially unforecastable given publicly available information. We explore several new forecasting...
Persistent link: https://www.econbiz.de/10012996647