Moderating influence of product diversification on the international diversification-performance relationship: A meta-analysis

Numerous studies have examined the impact of international diversification on firm performance. However, literature is characterised by inconsistent findings, suggesting need for a quantitative review and synthesis hypothesised relationships. Using sample 263 effect sizes from 187 primary between 1974 2021, we conduct meta-analysis to test relationship performance, moderating product diversification. The results our indicate that performance non-linear inverted U-shaped. Furthermore, find higher in firms with low/related diversity lower high/unrelated diversity, dual-diversification strategy detrimental Although there no significant difference advanced emerging economies, highlight importance intangible assets diversified firms.