We use the introduction and the subsequent removal of the flash order facility (an actionable indication of interest, IOI) from Nasdaq as a natural experiment to investigate the impact of voluntary disclosure of trading intent on market quality. We find that flash orders significantly improve...

We show evidence of a contemporaneous relation between stock market liquidity and the business cycle. Stock market liquidity worsen when the economy is slowing down, and this effect is most pronounced for small firms. Using data for both the US and Norway, we find strong evidence that stock...

This paper investigates the empirical relation between order flow and macroeconomic information in the foreign exchange market, and the ability of microstructure models based on order flow to outperform a naive random walk benchmark. If order flow reflects heterogeneous beliefs about...

We investigate the information content of aggregate stock market liquidity and ask whether it may be a useful realtime indicator, both for financial stress, and real economic activity in Norway. We describe the development in a set of liquidity proxies at the Oslo Stock Exchange (OSE) for the...

In recent years, a number of electronic limit order markets have reintroduced market makers for some securities (Designated Market Makers). This trend has mainly been initiated by financial intermediaries and listed firms themselves, without any regulatory pressure. In this paper we ask why...

The presence of mean reversion in profitability at the firm level is important for valuation and prediction of growth and earnings. We investigate the mean reversion in accounting profitability for Norwegian non-listed firms for the period 1988-2006. We find a mean reversion rate of about 0.44....

We examine the volume-volatility relation using detailed data from a limit order driven equity market. Estimates of the intraday slope of the demand and supply schedules of the order book are found to capture regularities in spreads, trade size and submission strategies which are believed to be...

We use data on actual holding periods for all investors in a stock market over a 10 year period to investigate the links between holding periods, liquidity, and asset returns. Microstructure measures of liquidity are shown to be important determinants of the holding period decision of individual...

This paper provides an examination of the ownership structure in Norwegian firms that announced repurchase plans during the period 1999 through 2001, as well as for groups of these firms conditional on whether they actually executed repurchases or not. By using detailed information on various...

This paper studies the relationship between company ownership and market liquidity using a panel regression approach. The data sample contains detailed transactions data from a limit order driven stock market, and a full breakdown of company ownership into five distinct owner types as well as...