We investigate if, and under which conditions, the distinction between dictatorial and incentive-based policy interventions affects the capacity of Instrument Variable (IV) methods to estimate the relevant treatment effect parameter of an outcome equation. The analysis is set in a non-trivial...

The analysis of education systems should concern both qualitative and quantitative aspects. Such a comprehensive approach should create the possibilities of current state observation, progress evaluation and forecasts formulation. The results of the analysis may support the attempts at...