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in specific correlation dynamics. A strong implication emerges: during the period under research, and from a different …
Persistent link: https://www.econbiz.de/10010515402
In this article, we revisit the Friday the 13th effect discussed by Kolb and Rodriguez (1987) that has received increased interest in recent research. Using a dummy-augmented GARCH model, we investigate whether the occurrence of this superstitious calendar day has significant impact on the...
Persistent link: https://www.econbiz.de/10010189834
We introduce a methodology which deals with possibly integrated variables in the specification of the betas of conditional asset pricing models. In such a case, any model which is directly derived by a polynomial approximation of the functional form of the conditional beta will inherit a...
Persistent link: https://www.econbiz.de/10012138849
This paper introduces the concepts of time-specific weak and strong cross section dependence. A double-indexed process is said to be cross sectionally weakly dependent at a given point in time, t, if its weighted average along the cross section dimension (N) converges to its expectation in...
Persistent link: https://www.econbiz.de/10003854425
show that a greater reliance on foreign market sales increases the conditional volatility of firms' stock returns. The two … economically significant effect on firm-level volatility, although an increase in the intensity of sales through foreign affiliates … has a stronger effect on volatility than a similar change in firms' export intensity. We also uncover evidence consistent …
Persistent link: https://www.econbiz.de/10011405146
volatility fail the robustness test. On the other hand, we find strong evidence supporting several others: (1) inertia, with … current correlation being the best single predictor of the future stock market correlation (2) positive impact of the market …
Persistent link: https://www.econbiz.de/10013380503
describe the most typical features of capital markets like volatility clustering, excess kurtosis and fat tails. As empirical … evidence shows asymmetry is also a prominent feature of stock market returns volatility. The reaction of risk if stock returns … ; volatility ; stock market ; transition …
Persistent link: https://www.econbiz.de/10003942099
This paper studies the relative effectiveness of foreign exchange intervention in spot and derivatives markets. We make use of Brazilian data where spot and non-deliverable futures based intervention have been used in tandem for more than a decade. The analysis finds evidence in favor of a...
Persistent link: https://www.econbiz.de/10011867236
We plot aggregated daily stock returns with absolute value less than x against x and show empirically that this produces a typical spoon-shaped pattern which indicates a special type of asymmetry which has not been discussed before. This pattern disappears when individual returns are averaged; it...
Persistent link: https://www.econbiz.de/10011444114
has roots in fundamentals. Higher market risk predicts greater idiosyncratic earnings volatility as well as dispersion and …
Persistent link: https://www.econbiz.de/10011674278