In Germany, employees are generally obliged to participate in the public health insurance system, where coverage is universal, co-payments and deductibles are moderate, and premia are based on income. However, they may buy private insurance instead if their income exceeds the compulsory...

Small parties play an important role in proportional election systems. For example, the emergence and electoral success of environmental and anti-immigration parties have constituted one of the central changes in the political landscape in Europe over the last three decades. But we do not know...

This chapter provides a selective review of some contemporary approaches to program evaluation. One motivation for our review is the recent emergence and increasing use of a particular kind of program in applied microeconomic research, the so-called Regression Discontinuity (RD) Design of...

In Germany, employees are generally obliged to participate in the public health insurance system, where coverage is universal, co-payments and deductibles are moderate, and premia are based on income. However, they may buy private insurance instead if their income exceeds the compulsory...