Research activities have uncertain outcomes. The question asked in this paper is whether or not this uncertainty can be a central piece on the explanation of long run consumption growth paths. More specifically, we inquire how the existence of different research projects, with different degrees...

A simple economic activity location rule is considered. Under this rule, one regards that location decisions depend on the presence or the absence of agglomeration economies. Considering a three-location economy, the system that is built leads, under certain conditions, to a saddle-path...

Economic phenomena are interrelated. From a growth perspective, time analysis concerning the choices of present and future consumption and the choices between the allocation of scientific resources should be combined with a space analysis regarding the dissemination of economic activity through...