This paper shows that in asset pricing the information environment gives rise to a systematic risk factor when the informativeness of future news events varies with their content (i.e., bad news and good news are not equally informative). The paper further shows that in such cases (cross) serial...

The Financials sector in the Turkish economy has grown at a tremendous rate over the last 35 years. The liberalization and the opening of the economy to international and foreign investors in the 1990s, and the overhaul of the structure of the Turkish banking system with numerous reforms after...

Listed companies and institutional investors have called on market regulators to introduce mechanisms to curb high-frequency (HF) trading in financial markets. In this paper we suggest relative tick size is one such mechanism. We investigate for a non-fragmented market two HF trading proxies:...

This paper reports experiments motivated by ongoing controversies regarding tick size in markets. The minimum tick size in a market dictates discrete values at which bids and asks can be tendered by market participants. All transaction prices must occur at these discrete values, which are...

This is the first study, to our best knowledge, that investigates the intraday volatility characteristics of the Santiago Stock Exchange. The Chilean Stock market has grown consistently over the last 40 years and is now the second largest equity market in South America behind that of Brazil....

We argue for incorporating the financial economics of market microstructure into the financial econometrics of asset return volatility estimation. In particular, we use market microstructure theory to derive the cross-correlation function between latent returns and market microstructure noise,...

This paper analyzes the asset pricing implications of periodic cash payouts within the context of a stationary rational expectations model with heterogeneous investors. The periodicity of cash payouts provides a natural motivation for time-varying conditional volatility in stock returns. I show...

The short term and long term stock price volatility changes around bonus and rights issue announcements have been examined using historical volatility estimation and time varying volatility approach. The results show that the historical volatility has increased after bonus and rights issue...

The ad hoc Black-Scholes (AHBS) model is one of the most widely used option valuation models among practitioners models. The main contribution of this study is methodological. We have two main results: (1) we make the empirical observation that typically the call and put sneers are discontinuous...