R&D expenditures of firms varies vastly between and within industries. In recent years a lot of theoretical and empirical studies attempted to explain the distribution of R&D expenditures. Four main factors repeatedly appeared in this literature: Firm size, market power, appropriability and...

Employment termination in East Germany in the first nine months after unification is analyzed within a discrete hazard rate model with three absorbing states, namely short-time work, unemployment and non-participation. Estimation is based on a cohort of employed individuals in June 1990 and the...