Why does the rate of population growth decline in the face of economic growth? This study shows that growing product variety, along with more expensive children, induce a permanent reduction in the demand for children, and a continuous rise in income and consumption.

An adequate rate of return on capital yielded by the regulated firms is a central issue related to the new cost-based approach adopted by the Brazilian Telecommunication Regulatory Agency (Anatel). In this context, careful attention must be given to the Weighted Average Cost of Capital (WACC)...

In this paper, we modelize a criminal organization as an agency where the Principal and the Agent have different sensibilities towards the risk of arrestation and punishment, and at the same time have different skills with respect to general organization tasks, crime realization or detection...

This study re-examines the causal relations between money and the two variables, i.e., income and prices. Using annual data from 1959/60 to 2003/04, examining the stochastic properties of the variables used in the analysis, and taking care of the shifts in the series due to the start of the...

We often present data bank building (output-data calculation) as an only quantitative work. We think that economist should consider the context where his input-data were built, before to use them in his own data bank (we suggest to make an institutional and a bibliometric analysis of the...

The aim of the paper is to analyse the ability of persons or households, with earnings mainly out of independent work, to save money and to look on the specific kind of provisions they have made against so called social risks. To characterise the ability to save, the income and wealth...

This paper uses a multinomial probit model to analyze individuals' choice of banks based on the types of banking services they use, their own characteristics, and their own perceptions about important factors in banking. Previous studies on this topic, which are limited in number, concentrate on...

The Breusch-Pagan Lagrange Multiplier test for heteroskedascity is supposedly able to detect heteroskedasticity which is an arbitrary function of some set of regressors. We will show that in fact it detects only linear functions. The test is inconsistent for general alternatives, in the sense...

Our world is facing lot of challenges with no solution in sight.The main cause of all these ills is the POVERTY.The problem of poverty has given rise ot many other problems such as the problem of taxes, terrorism ,drug abuse.In this article I will describe the solution for these problems. 1. Do...

This is the complete technical appendix to "Optimal Fiscal and Monetary Policy under Sectorial Heterogeneity".