We present a stock market model that quantitatively replicates the joint behavior of stock prices, trading volume and investor expectations. Stock prices in the model occasionally display belief-driven boom and bust cycles that delink asset prices from fundamentals and redistribute considerable...

This paper attempts to address both theoretical and practical considerations for a tax such as financial transactions taxes (FTT). It includes examples of FTT in the wider context, for example, on stocks and derivatives, currency transactions, and tangible property. Most of the discussion...

We argue that a financial transaction tax complements financial market regulation. With the tax, governments have an additional instrument at hand to influence trading activity. FTT aims to reduce regulatory arbitrage, flash trading, overactive portfolio management, excessive leverage and...

We study the relation between order imbalance and past returns and firm characteristics and test a number of hypothesis including the disposition effect, momentum and contrarian trading, tax-loss selling and flight-to-quality hypothesis. These hypotheses make predictions about investors buy or...

The study summarises the most significant observations about trading behaviour and price dynamics in financial markets. Against this background, the main objections to a general financial transactions tax (FTT) as put forward by the International Monetary Fund and the European Commission are...