This chapter summarizes several empirical studies in finance, undertaken through the prism of the graph theory. In these studies, we built graphs in order to investigate integration and systemic risk in derivative markets. Several classes of underlying assets (i.e. energy products, metals,...

This paper provides an overview of the knowledge available to date on market fragmentation and its consequences, with a specific focus on the European experience. Since the implementation of MiFID1 on 1 November 2007, market fragmentation has considerably increased in European stock markets...

This book chapter provides an overview of market fragmentation in Europe since the first implementation of the Markets in Financial Instruments Directive (MiFID) on 1 November 2007. It makes a brief literature review on the consequences of lit and dark fragmentation for liquidity. It presents an...

The Taiwan Stock Exchange Corporation (TSEC) started to disclose information on the best five bid/ask prices and volumes ever since January 2, 2003. With such disclosure, investors can now judge the market conditions according to the limit order book information and then decide their order...

We examine the dynamic relationship between self-tender returns, volatility and order imbalances. Since market makers care more about volatilities than inventory risk, they tend to lower the bid-ask spread to mitigate volatility. This result is different from the previous argument whereby market...

We analyse with an event study approach the stock market reaction to Lehman Brothers' filing for chapter 11. Our inquiry on abnormal returns of about 2,700 stocks around the event date documents that RiskMetrics-KLD indexes capture factors affecting investors' reaction to the shock. We also find...

This paper investigates inter-relationships among the price behavior of oil, gold and the euro using time series and neural network methodologies. Traditionally gold is a leading indicator of future inflation. Both the demand and supply of oil as a key global commodity are impacted by...

While most everyone would agree that valuations matter, the question remains as to whether clients with a long-term outlook (such as those planning for retirement) can hope to act successfully on information about valuations. This article provides favorable evidence based on the historical...

We conduct the first high-frequency comparison of pricing behaviour in betting markets making use of a novel dataset of prices from the UK's two largest bookmakers and the world's largest betting exchange. We investigate price competitiveness, finding that the betting exchange structure offers...

In this paper, we study the determinants of daily spreads for emerging market sovereign credit default swaps (CDS) over the period April 2002–December 2011. Using GARCH models, we find, first, that daily CDS spreads for emerging market sovereigns are more related to global and regional risk...