The debate about the Tobin tax, and other financial transaction taxes (FTTs), gives rise to
strong views both for and against. Unfortunately, little of the popular debate refers to the now …

Amidst recent global uncertainty caused by events such as the COVID-19 pandemic and
wars, African countries are finding it even more challenging than before to achieve food …

Models with heterogeneous interacting agents have proven to be quite successful in the
past. For instance, such models are able to mimic the dynamics of financial markets quite …

We analyze the impact of the introduction of the French Tobin tax on the turnover and
measures of the liquidity and volatility of the affected stocks with nonparametric tests on …

We investigate the effects of a set of regulatory policies directed towards high-frequency
trading (HFT) through an agent-based model of a limit order book able to generate flash …

In this paper, we assess the impact of the securities transaction tax (STT) introduced in
France in 2012 on market liquidity and volatility. To identify causality, we rely on a distinctive …

We show that the effectiveness of transaction taxes depends on the market microstructure.
Within our model, heterogeneous traders use a blend of technical and fundamental trading …

Existing models of financial instability tend to be based on top-down, partial-equilibrium
views of markets and their interactions; they are unable to incorporate the complexity of …

The effects of a Tobin tax on foreign exchange markets have long been disputed. We
present an experiment with currency trading on two markets, where either none, one, or both …

This paper examines the effects of different public policies (strengthening capability building,
favouring firms' learning, protectionism and support of entry of new domestic firms) on the …