📈 economics

An integrated TOE-IE-ESG framework linking ESG performance and managerial cognition to digital transformation quality in small and medium-sized enterprises

This study integrates the Extended TOE-IE model, managerial resource cognition theory, and ESG research to demonstrate that while ESG performance drives substantive digital transformation in SMEs primarily through alleviating financing constraints, its effectiveness is critically dependent on managerial leadership capabilities and is often undermined by managerial myopia, ultimately revealing that substantive digitalization fully mediates the link between ESG performance and operational success.

Minh Nguyen Tien, Hai Do Huu2026-06-24
📈 economics

Tail Risk Spillovers Between Islamic and G7 Stock Markets: Portfolio Optimization

This study utilizes a Quantile Vector Autoregression framework to demonstrate that Islamic stock indices exhibit significant tail risk spillovers with G7 markets during extreme conditions and, when integrated into Minimum Connectedness or Minimum Correlation portfolios, effectively enhance risk-adjusted returns and hedging capabilities against systemic vulnerabilities.

Mejed Boumrifeg, Nejib Hachicha2026-06-24