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In this paper, we challenge the traditional assumption of a linear relationship between exchange rate volatility and … volatility positively and significantly influences economic growth when growth in government spending is below 6 percent. Above … this 6 percent threshold, volatility exerts an insignificant effect on economic growth. In light of the adoption of a free …
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The asymmetric moving average model (asMA) is extended to allow forasymmetric quadratic conditional heteroskedasticity (asQGARCH). Theasymmetric parametrization of the conditional variance encompassesthe quadratic GARCH model of Sentana (1995). We introduce a framework fortesting asymmetries in...
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