We interpret the emergence of Jihadist terrorism in the light of contest theory. Al Qaeda may be portrayed as a contest organizer, providing a ‘prize’ to the best terrorist group. Each group maximizes its probability of winning by launching attacks more destructive than previous ones...

Cell phone laws prohibiting individuals from texting or using the phone while driving have been much debated in the United States. Currently, 33 states have passed cell phone laws targeting only young and novice drivers, while 10 states have similar laws for all drivers regardless of age. This...

During the nineties, Europe became a major recipient of FDIs but Italian regions have been largely excluded from this process. Was it due to their characteristics, or were Italian regions ‘doomed’ by a negative country effect? In this paper we address this issue by estimating the...

A real-options approach was used, incorporating uncertainty and irreversibility of investments, to study the number of stores entering the Swedish retail food market during the period 1994-2002. It was found that uncertainty affected the entry-decision. Entry was less frequent in highly...

We interpret the emergence of Jihadist terrorism in the light of contest theory. Al Qaeda may be portrayed as a contest organizer, providing a ‘prize’ to the best terrorist group. Each group maximizes its probability of winning by launching attacks more destructive than previous ones...

The negative binomial (NB) regression model is very popular in applied research when analyzing count data. The commonly used maximum likelihood (ML) estimator is very sensitive to highly intercorrelated explanatory variables. Therefore, a NB ridge regression estimator (NBRR) is proposed as a...