The article focuses on cooperation of enterprises while performing their innovation activities. Many firms face various obstacles while innovating their product or service portfolio. One way how to remove some of the barriers is to collaborate with another firm. The article covers most common...

The aim of the article is to investigate if there exists a systematic link between size of the firm, market concentration and R&D activity of firms. Three tentative results emerged from the regression analysis based on the firm balanced panel data 1998-2006. First it follows from a regression...