It is by now generally agreed that government corruption is a serious impediment to economic growth. An intensive use … informal tax payments per individual journey still make up about 14 percent of the variable costs and 9 times the monthly …

the hidden economy and the size of self-employment can be explained by similar explanatory variables, tax rates and … corruption being prominent among them. In part 4 we set up and quantify a model to analyze the interrelationships among the … statistical agencies. We show that the size of this part of the hidden economy is determined by the tax rate related to the …