Showing 1 - 10 of 130
This paper examines the impact of endogenous deficit-balancing subsidies on the cost efficiency of local public bus companies by using alternative frontier cost models for panel data. Thereby, the multidimensional performance estimation incorporates the subsidy variable directly. The empirical...
Persistent link: https://www.econbiz.de/10011084257
This paper examines the innovative history of a number of UK firms using two large databases, looking for evidence consistent with the view that firms who innovate typically do so persistently. The first sample contains 3,304 firms who registered at least one patent in the United States during...
Persistent link: https://www.econbiz.de/10005136678
We use available methods for testing macro models to evaluate a model of China over the period from Deng Xiaoping's reforms up until the crisis period. Bayesian ranking methods are heavily influenced by controversial priors on the degree of price/wage rigidity. When the overall models are tested...
Persistent link: https://www.econbiz.de/10011083573
We provide a method allowing to identify margins in an oligopoly price competition game when prices may not be freely chosen in some markets, for example due to regulation. We use our identification strategy to study the effects of regulatory constraints in the pharmaceutical industry, which is...
Persistent link: https://www.econbiz.de/10011083879
We use available methods for testing macro models to evaluate a model of China over the period from Deng Xiaoping's reforms up until the crisis period. Bayesian ranking methods are heavily influenced by controversial priors on the degree of price/wage rigidity. When the overall models are tested...
Persistent link: https://www.econbiz.de/10011084701
conditional variance and skewness of stock returns. …
Persistent link: https://www.econbiz.de/10009364996
quantitatively consistent with documented empirical regularities on negative relationship between returns and skewness. Second, we …
Persistent link: https://www.econbiz.de/10011083236
by disclosing their own information first. These results have implications for conditional variance and skewness of stock …
Persistent link: https://www.econbiz.de/10005788970
distribution, which has non-trivial skewness properties. I examine how conditional volatility, trading volume and skewness in stock … returns have positive skewness while market returns have negative skewness. …
Persistent link: https://www.econbiz.de/10008491716
Aggregate stock market returns display negative skewness. Firm-level stock returns display positive skewness. The large … skewness. I then show that cross-sectional heterogeneity in firm announcement events can lead to negative skewness in aggregate …
Persistent link: https://www.econbiz.de/10008553065