In this paper we use a vector autoregressive approach to analyze the effects of infrastructure investment on economic performance using a newly developed data set for Portugal. We find that investments in other transportation infrastructures – railroads, ports and airports – and social...

In this paper we analyze the effects of infrastructure investment on economic performance in Portugal using a newly developed data set. We employ a vector autoregressive approach to estimate the elasticity and marginal products of investments on twelve different types of infrastructure...

We estimate the long-term impact of social security and social protection spending in a set of twelve EU countries. We estimate country-specific VARs relating GDP, unemployment, savings, and social spending. We find that social spending has a negative effect in most countries while the effects...

This paper provides an empirical estimate of the macroeconomic effects of the Portuguese payas- you-go social security system based on data for the period 1970-2007 and on VAR estimates using GDP, the unit cost of labor, the unemployment rate, the savings rate and social security spending. The...