Earnings management is a key issue for financial reporting. The purpose of this paper is to derive a set of indices to measure the pervasiveness of earnings management (PEM) using the properties of quarterly accrual volatility. The PEM index can be viewed as a quality measure of financial...

Recent studies indicate that the natural resource curse, that is, the negative link between resource abundance and growth, may operate through a country’s financial system. Scholars show that resource-abundant economies suffer from lower financial development, which may indirectly affect...

We exploit information in option prices in order to study whether the ex post responsiveness of tock prices to earnings information is reflected from an ex ante, firm- and quarter-specific perspective. Specifically, we develop a measure of anticipated information content (AIC) that isolates the...

The accurate forecast of the foreign currencies exchange rates at the ultra high frequency electronic trading in the foreign currencies exchange markets is a main topic of our research: 1) the present state of the foreign currencies exchange markets in Asia, Europe and North America; 2) the...

This paper provides evidence that demand for equity index options has predictive power for future volatility beyond current, lagged volatility and the VIX in widely available, low-frequency data. The predictive power increases prior to macroeconomic announcements and exhibits a positive relation...

Information processing filters out the noise in data but it takes time. Hence, low precision signals are available before high precision signals. We analyze how this feature affects asset price informativeness when investors can acquire signals of increasing precision over time about the payoff...

High-frequency trading has become a dominant force in the U.S. capital market, accounting for over 70% of dollar trading volume. This study examines the implication of high-frequency trading for stock price volatility and price discovery. I find that high-frequency trading is positively...

Firm Profitability - Does it really matter for shareholder return or ROE (return on equity)? Does this question sound oxymoron and antithetic? Not really. On the contrary, evidence has surfaced that Returns on equity - based on the shareholders' equity accounted in the balance sheet - is not...

ROE of firm is known to revert to its mean level in the future. In this study we will show that speed of mean reversion of ROE depends on historical volatility of ROE from data of Japanese equity. It indicates that (low) volatility of historical ROE is important factor for earnings quality in Japan

We develop a measure of how information events impact investors' perceptions of risk that is broadly applicable and simple to implement. We derive this measure from an option-pricing model where investors anticipate an announcement that simultaneously conveys information on the announcer's...