It is a well-known fact that most of the asset returns tend to be skewed and heavytailed. Heavy tailed distributions such as the Student’s t distribution and Stable distribution are commonly used in finance to model asset returns that areheavy tailed. Additionally, Stable distribution allows...

This paper first examines to what extend the most puzzling phenomenon of stock returns momentum, may also concern emerging and little markets, such the Tunisian one, which accounts slightly less than 100 listed securities. The results indicate a pronounced and even stronger momentum effect that...

We study the causal impacts of a tick size reduction policy in highly liquid stocks, exploiting a unique experiment in Borsa Istanbul leading to substantial exogenous variation in the tick size. Adapting a differences-in-differences strategy with a novel limit order and trade book data with...

Employing asset-pricing models over the period 2012 to 2017, this study examines whether a search attention index (SAI) explains the variation in the weekly excess return of stocks. The study finds that the estimated abnormal return of a portfolio based on search intensity is significantly high...

This paper examines the relationship between idiosyncratic risk and stock returns in BRICS (Brazil, Russia, India, China, and South Africa) countries by applying parametric and nonparametric approaches. It also explores the idiosyncratic risk puzzle by dividing firms into groups based on...

This study examines the impact of stock market liquidity on a stock price crash, using firm data from Borsa Istanbul for the period 2009-2019. The results show that higher stock liquidity increases the likelihood of stock price crashes, but this positive link is not driven by blockholder...