1342 Seongnamdaero, Sujeong-gu
Gachon-gwan #707
Seongnam-si, 13120
Korea, Republic of (South Korea)
http://orcid.org/0000-0001-8722-4610
Gachon University
Implied volatility, Convexity, Equity options, Stock returns, Predictability
CEO-Chairman Duality, Economic Policy Uncertainty, Sarbanes-Oxley Act, Board Independence, Firm Performance
Financial synergy, coinsurance, debt, capital structure, mergers and acquisitions
Classified Board, Mergers and Acquisitions, Target Shareholder Value, R&D Effectiveness, Quality of Innovation
Diversification, Mergers and acquisitions, Taxation, Financial leverage, Cash holdings
Social capital, cooperative norms, executive risk-taking incentives
convergence analysis, PM2.5 exposures, PM2.5 exceedance, sigma index, gamma index, catch-up effect