Using the traditional model of voluntary public good provision, it is shown that an expansion of group size exacerbates free riding tendencies as long as private consumption and the public good are strictly normal and weak gross substitutes. This result generalizes a previous Cobb-Douglas...

It is often argued that the optimal level of public good provision is below the first-best level as long as the government's expenditures have to be financed by distortionary taxes. I examine this hypothesis and show that it is correct in a representative consumer economy if (i) the public good...

Recently, it became customary to argue that environmental quality - like ordinary public consumption - is crowded out by distortionary taxation. We show that this hypothesis does not hold provided that the marginal revenue of the environmental tax is positive. In this case, under-provision of...

Due to the use of distortionary taxation, real-world economies should attain a lower level of public expenditures than one might suspect from the analysis of artificial models where lump-sum taxes are assumed to be available. The paper examines this popular hypothesis by means of the two-type...