This paper revises the estimation of the dose-response function as in Hirano and Imbens (2004) by proposing a flexible way to estimate the generalized propensity score when the treatment variable is not necessarily normally distributed. We also provide a set of programs that accomplish this task...

After deriving a model describing the law of evolution of innovators and imitators the article focuses on their relationships under two different scenarios: prey-predator, in which innovators are regarded as preys, and competing species. Analytic results show that among the feasible equilibria...

This paper tests for the time series properties of the variables in the sticky information Phillips curve and estimates it for the US with the general to specific method (GETS). Our results show that the estimates of the stickiness parameter range from 0.25 to 0.42.

By starting from the consideration that non-profit organizations cover a significant re-distributive function beside that of governmental agencies, the paper questions why government prefers to finance via transfers private entities likewise lucrative and non-lucrative entities rather than...