This paper provides a unified vision of a number of results that appeared in three separate streams of literature. The author emphasizes the strong parallelism between the results obtained in a number of papers that analyzed the relationships between price cap regulation, welfare maximization,...

This paper has two sources: One is my own research in three broad areas: business cycles, economic measurement and social choice. In all of these fields I attempted to apply the basic precepts of the scientific method as it is understood in the natural sciences. I found that my effort at using...

This paper deals with alternative policy options for tackling congestion and environmental problems in the German airport sector. The starting point of the discussion is the planned privatisation of several airports in Germany, which is normally justified on productive efficiency grounds....

Rising income inequality is an anglo Saxon problem. For most of the other OECD countries, earnings dispersion is rather persistent. Vertical mobility is to be taken into account. The paper also looks at the relationship of income inequality, growth and employment. It elaborates the point that...

It is argued that the German system of supporting low wage income earners by government transfers gives incentives for employers and employees to contract low wages and then to exploit the government. The paper analyses if such incentives do exist. It turns out that this is the case under...

This paper addresses the reduction of market failure under imperfect competition. It proposes a taxscheme that provides firms with an incentive to forgo their market power: Firms optimize after-tax profits. Now simply consider a firm´s gross profit margin the unique tax-rate it is charged on...

The paper discusses the applicability of optimal taxation theory to source-based capital incomes when significant tax evasion is observed. Without tax evasion a modified Ramsey Rule may reduce distortions brought by international capital mobility, leading to levying differentiated tax rates in...

Estimations of the shadow economies for 145 countries, including developing, transition and highly developed OECD economies over 1999 to 2003 are presented. The average size of the shadow economy (as a percent of "official" GDP) in 2002/03 in 96 developing countries is 38.7%, in 28 transition...

In many countries, fiscal policy became strongly expansionary in order to fight the recession. Structural budget deficits increased sharply and might remain high after the end of the recession. This would raise real interest rates and would impair economic growth. Some measures to reduce the...

This paper explores the role of pooled-producer, e.g. private label, trade intermediation in shaping the range and diversity of exports. Direct sales maintain a firm's unique product characteristics (`brand equity'), whereas trade through an intermediary can take two forms — either a...