The aim of the paper is to test whether different PTT levels are able to affect the volatility and liquidity of a Stock Exchange. Much research carried out over the last few years has attempted to describe these relationships, yet their empirical results have sometimes contradicted one another...

We examine a recent innovation in the highly volatile and illiquid uranium market, The Global X Uranium Exchange-Traded Fund (URA), and its impact on the trading characteristics of constituent and non-constituent stocks. Over a three-month period, following the introduction of URA, we find...

Using a simple sign test, we report new empirical evidence, taken from both the US and the German stock markets, showing that trading behavior substantially changed around Black Monday in 1987. It turned out that before Black Monday investors behaved more as in the momentum strategy; and after...

The paper analyses the effects of technology-based innovative techniques on Bulgarian capital market -algorithmic trading, in general, and high frequency trading (HFT), in particular - from macroeconomic costs-benefits perspective. Overwhelmingly, empirical studies emphasize that HFT improves...

We find and describe four futures markets where the bid-ask spread is bid down to the fixed price tick size practically all the time, and which match counterparties using a pro-rata rule. These four markets' offered depths at the quotes on average exceed mean market order size by two orders of...