We propose new methods for estimating the bid-ask spread from observed transaction prices alone. Our methods are based on the empirical characteristic function instead of the sample autocovariance function like the method of Roll (1984). As in Roll (1984), we have a closed form expression for...

Rational politicians are interested in judicial independence (JI) in order to make their promises credible. But if politicians preferences deviate from the dicta of the judiciary, they also have incentives to renege on judicial independence. These two conflicting aspects are measured by two...

It is argued that an independent judiciary is a necessary condition for both individual liberty and economic prosperity. After having surveyed the literature dealing with how to arrange for an independent judiciary, the authors derive some additional policy implications by drawing on two...

Over 10 years ago, Feld and Voigt (2003) introduced the first indicator for objectively meas-uring the actual independence of the judiciary and demonstrated its utility in a large cross-section of countries. The indicator has been widely used, but also criticized. This paper pre-sents more...

We study the long-term and dynamic relationship between de jure and de facto judicial independence using a large panel dataset covering 50 countries over a period of 50 years. Our analysis shows a negative relationship between these variables, a sharp cont rast to the prevailing theoretical view...

We study the long-term and dynamic relationship between de jure and de facto judicial independence using a large panel dataset covering 50 countries over a period of 50 years. Our analysis shows a negative relationship between these variables, a sharp contrast to the prevailing theoretical view...

Rational politicians are interested in judicial independence (JI) in order to make their promises credible. But if politicians' preferences deviate from the dicta of the judiciary, they also have incentives to renege on judicial independence. These two conflicting aspects are measured by two...