There is vast literature examining how households’ income and consumption change over the life cycle. These studies, however, are usually restricted to developed economies. The main objective of this paper is to add to this literature by investigating the life cycle profiles and relative...

The article presents results of critical theoretical and empirical analysis of cooperation between Polish enterprises based on two models: made by T. Ozawa and M.E. Porter, and followed by market research concerning opportunities to support cooperation of Polish enterprises. Polish companies...