In many countries entrepreneurship is promoted through tax reductions for small businesses and by various government support schemes. We analyze the effects of such policies to subsidize small businesses in a setting where both the risk-return characteristics of the selected innovation project...

In the USA, previous to the implementation of the Affordable Care Act, about 50 million people under 65 years didn´t have any (private or public) health insurance. A lot of them have been temporally insured via an employer sponsored group insurance. Because of the linkage to the job, group...

When and how to subsidize tax-favored pension accounts? To defend myopic workers against themselves, the government introduces a mandatory system but to help savers, it adds taxfavored retirement accounts. If the mandatory system is progressive, then a proportional voluntary system can...

To defend myopic workers against themselves, the government introduces a mandatory system but to help savers, it adds tax-favored retirement accounts. In a very simple model, where benefits are proportional to contributions, we compare three extreme systems: (i) the pure mandatory system, (ii)...

Lohnersatzleistungen verhindern die Ausweitung des Niedriglohnsektors. Die Alternative bilden Lohnergänzungsleistungen, wie sie Großbritannien mit dem WFTC und seit 2003 mit dem WTC gewährt. Diese Steuergutschriften erhöhen die Anreize für Arbeitslose, eine Beschäftigung (mit mindestens 16...