The adjustment speed of delta hedged options exposure depends on the market realized and implied volatility. We observe that by consistently hedging long and short positions in options we can eventually end up with pure exposure to volatility without any options in the portfolio at all. The...

This paper examines the impact of the introduction of the futures market, on the volatility of the underlying Portuguese stock market. The simple analysis of variance is only the first step to a later undertaking of a much more robust methodology which involves the application of a GARCH model,...

Purpose –The literature on positive feedback trading has grown considerably in recent years. The purpose of this paper is to provide a review of the theoretical and empirical literature on positive feedback trading and especially the literature related to the Sentana and Wadhwani (1992) model....

This paper examines whether the introduction of Chinese stock index futures had an impact on the volatility of the underlying spot market. To this end, we estimate several Generalized Auto-Regressive Conditional Heteroscedasticity (GARCH) models and compare our findings for mainland China with...

This paper employs multifractal detrended fluctuation analysis (MF-DFA) approach to analyze the complexity and fractal structures of China Securities Index 300 (CSI300), which covers the period from April 5, 2006 to May 9, 2014. Through comparing the statistic properties before and after the...

Financial market spillovers around the globeThis paper investigates the transmission of return and volatility spillovers around the globe. It draws on index futures of three representative indices, namely the Dow Jones Euro Stoxx 50, the S&P 500 and the Nikkei 225. Devolatised returns and...

This Technical Note analyzes financial risk management and supervision of Cassa Di Compensazione e Garanzia S.P.A. (CC&G) in Italy. CC&G, the Italian central counterparty (CCP), is systemically important for the Italian market, and through the link with the French CCP, it is also relevant in...

Emerging European countries have made large strides in developing their local capital markets since the early-1990s. However, the rate of development has been widely disparate across countries and market segments, underpinned by the varying degrees of progress made in key areas such as...

Shiller (1990) hypothesises that the positive feedback mechanism in financial markets may exhibit longer memory in the sense that feedback may operate over long time intervals. This paper tests the Shiller hypothesis using data from major index futures markets. The analysis is based on a...

Over the years, critics have argued that futures market prices have been either too low or too high. Speculators have often been the target for the wrath of those feeling the futures price does not properly reflect market fundamentals. Recently, the criticism has been vented toward a new type of...