Showing 153,481 - 153,490 of 154,504
inflation volatility, we unwind one of Sargent's simplifications and allow the monetary authority to react to some of the shocks … were also persuaded to stop using changes in inflation to offset shocks. Inflation and inflation volatility therefore …
Persistent link: https://www.econbiz.de/10005504556
volatility. This paper focuses on extreme correlation, that is to say the correlation between returns in either the negative or … not for the positive tail. We also find that correlation is not related to market volatility per se but to the market …
Persistent link: https://www.econbiz.de/10005504611
Recent work by Engle and Lee (1999) shows that allowing for long-run and short-run components greatly enhances a GARCH model’s ability fit daily equity return dynamics. Using the risk-neutralization in Duan (1995), we assess the option valuation performance of the Engle-Lee model and compare...
Persistent link: https://www.econbiz.de/10005440037
We present empirical evidence that stocks with low volatility earn high risk-adjusted returns. The annual alpha spread … of global low versus high volatility decile portfolios amounts to 12% over the 1986-2006 period. We also observe this … volatility effect within the US, European and Japanese markets in isolation. Furthermore, we find that the volatility effect …
Persistent link: https://www.econbiz.de/10005450948
Due to its non-storable nature, electricity is a commodity with probably the most volatile spot prices, exemplified by occasional spikes. Appropriate pricing, portfolio, and risk management models have to incorporate these characteristics, and the spikes in particular. We investigate the nature...
Persistent link: https://www.econbiz.de/10005450987
Institutions determine prospects for economic growth and development. This paper collapses potentially complex interactions of different institutions into a simple condition on the primitives that determines whether a society supports spot markets or not. In a dynamic model of an agrarian...
Persistent link: https://www.econbiz.de/10005455482
In this paper we examine the volatility of aggregate output and employment in Australia with the aid of a frequency … to output volatility in Australia which holds that there was a once and for all sustained reduction in output volatility … in or around 1984. We do not find any convincing evidence for a sustained reduction in the cyclical volatility of the GDP …
Persistent link: https://www.econbiz.de/10005458636
The instantaneous volatility of the price process is analyzed through the intraday financial durations between price …
Persistent link: https://www.econbiz.de/10005459052
This study evaluates structural changes over time in the cross-country relationship between growth and volatility …, this study adds to the current literature in two significant ways. The first is that to assume the cross-country growth/volatility …. Specifically, volatility negatively impacted growth for developed nations around this time, while it positively impacted growth for …
Persistent link: https://www.econbiz.de/10005459183
Efficient markets models assert that the price of each asset is equal to the optimal forecast of its ex-post or fundamental value. These models do not imply, however, that the covariance between two asset prices is given by the covariance between the ex-post values they respectively forecast:...
Persistent link: https://www.econbiz.de/10005463944