Recent advances in the economics of knowledge highlight the key role ofpecuniary knowledge externalities in explaining the system dynamics oftotal factor productivity growth. When non-exhaustible technologicalknowledge is an input both in the production of new goods and of furtherknowledge, and...

This paper explores the statistical properties of household consumption-expenditure budgetshares distributions (HBSDs) —defined as the share of household total expenditurespent for purchasing a specific category of commodities— for a large sample of Italianhouseholds in the period 1989-2004....