In Uruguay, the payroll tax rates that take the form of mandatory contributions to the social security system paid by employers differ among industries. This is the result of different policies. Since the 1950s, the law has permitted exemptions based on three criteria: a) the “general...

Using data from de Survey of Households Expenditures (1982-1983 and 1994-1995) of the Instituto Nacional de Estadística we estimates Engel Curves for a series of health expenditure. It is possible to affirm for 1994-1995 that the total expenditure in health care are a luxury good for people...

The National Transfers Accounts (NTA) system seeks to measure intergenerational transfers at the aggregate level consistent with National Income and Product Accounts. The method of estimation is shared by many countries and is depicted in the web page www.schemearts.com/proj/nta/. In this paper...

This paper analyzes a labor supply model in which individuals maximize a utility function that depends on leisure time, consumption and time devoted to an activity that is termed “artistic”. This activity may generate income that depends non linearly on hours dedicated to it. The individual...

In road concessions – where the effort of the concessionaire cannot increase the demand for infrastructure – it is better not to allocate risk of demand into the concessionaire. Engel et. al. (1997) introduced variable term concessions in order to mitigate risk of demand allocated to the...

This paper studies the long term relationship between economic growth and income distribution in Uruguay during the XX Century, trying to capture the global economic road and social process. There is not evidence for an unique pattern in the relationship between the income distribution and the...

This paper focus on the problems faced in the empirical investigation of the relation between the level and volatility of inflation. Monthly inflation series seem to be affected by both the presence of outliers and conditional heteroscedasticity. First, the paper illustrates the implications...

The goal of this paper is to present the simulation model used in a research on the macroeconomic effects of the law 16.713 that reforms the Uruguayan social security system. It is a version of the overlapping generation models that have been extensively used for the analysis of fiscal and...

This paper presents a case of public – private partnership in road provision in Uruguay. It is a concession where the concessionaire is public owned with a contract so called of present value of expenditure. This scheme is a good solution in a country where people reject private ownership of...

Our concern in this work is to obtain conditions for the uniqueness of equilibria, with commodity bundles as consumption patterns which depend on the state of the world. In the first section we consider an economy with complete markets, where consumption spaces are a finite product of measurable...