Figure 1. Graph for the observed data series for the NSE20 Share Index and return (2003-2013) (Source: Author’s computation)

From

Analysis of Asymmetric and Persistence in Stock Return Volatility in the Nairobi Securities Exchange Market Phases

Ogega Haggai Owidi, Freshia Mugo-Waweru

Journal of Finance and Economics. 2016, 4(3), 63-73 doi:10.12691/jfe-4-3-1