The objectives of the current study were to examine the impact of macroeconomic factors on the stock returns volatility, pricing of risk, asymmetry and leverage effect, and volatility dynamics on comparative bases of developed (NYSE) and emerging (PSX) markets. Furthermore, all these aspects were also analyzed with regard to various firm's features. The stock return volatility of all the firms from all the sectors of both NYSE and PSX are considered for the period from January 3, 2000, to December 31, 2015. Three time-series models were applied, i.e. GARCH (1, 1) for the relationship between...