This paper presents a study of intra-day patterns of stock market activity and introduces duration based activity measures for single stocks and multiple assets. The proposed measures involve weighted durations, i.e. times necessary to sell (buy) a predetermined volume or value of stocks. As...

This paper examines the link between the intensity of news coverage, the news pressure, and stock market outcomes in the event of major corporate news announcements. Our first result is that stock market activity is related to the implications for the public of corporate news announcements, as...

Our study investigates by which channels IPO underpricing impacts post-listing liquidity. Using a sample of IPOs undertaken on Euronext with diverse mechanisms, we show that when ownership structure is not influenced by initial underpricing, this underpricing still has a positive impact on...

This article provides new insights into market competition between traditional exchanges and alternative trading systems in Europe. It investigates the relationship between the trading activity of a crossing network (CN) and the liquidity of a traditional dealer market (DM) by comparing data...

This paper investigates how the introduction of an index security directly or indirectly impacts the underlying-index spot-futures pricing. Using intraday data for financial instruments related to the CAC 40 index, we do not find that the spot-futures price efficiency improvement observed after...

The purpose of the regulated interruptions of quotation on Stock exchange markets is to reduce asymmetries of information and volatility and to allow the emergence of a consensus. The use of these interruptions is very frequent on the French stock exchange market for the values included in the...

This article proposes a new empirical methodology for computing a cross-market volatility index - coined CMIX - based on the Factor-Dynamic Conditional Correlation (DCC) model, implemented on volatility surprises. This approach solves problems in treating high-dimensional data and estimating...

Privately informed owners securitizing assets signal positive information by retaining sufficient interest. Signaling provides social benefits, allowing uninformed investors to insure without fearing adverse selection. Instead of signaling, owners of high value assets may prefer a pooling...

This article examines how the introduction of an ETF replicating a stock index impacts on the liquidity of the underlying stocks when the ETF market involves liquidity providers (LPs). We find that index stock spreads decline, relative to those of non-index stocks, after the introduction of the...