Is there new evidence to show that product and international diversification influence SMEs' performance?

Purpose The purpose of this paper is to examine the joint effect of product and international diversification strategies on the performance of small and medium enterprises (SMEs) in Spain. Design/methodology/approach The authors rely on a panel data of small and medium Spanish manufacturing enterprises over the period 1993‐2006, collected from the Spanish Survey of Business Strategies. Findings The evidence reveals the existence of a negative...