This paper investigates the impact of new terminals emergence, such as smartphones, tablet personal computers and smart TVs, on telecommunications carriers and TV media companies. We choose event study methodology to analyze this research. Our research question is Does the emergence of new...

This paper executes a simple event study of the effects of securities litigation on stock returns. Securities litigation is a common occurrence on the US investment markets, via which shareholders aim to recover losses they have suffered as a result of managerial misconduct. Filing lawsuits,...

This paper documents that ECB announcements increase the stock market volatility in the euro area (EA) on the same day. I consider two volatility measures from January 1998 to May 2019. First, a realized volatility measure uses intraday data for 8 different stock market indices. Second, a range...

This paper studies the demand for information about monetary policy, while the literature on central bank transparency and communication typically studies the supply of information by the central bank or the reception of the information provided. We use a new data set on the number of views of...

The first telecommunications spectrum auction in Korea is attention worthy due to the fierce competition for only the 1.8 GHz spectrum band and the winning bidder was suspected of overpaying for acquiring the spectrum licence. This study empirically investigates the existence of winner's curse...

In recent years, patent lawsuits in the IT industry have become a sensitive issue. While numerous studies have investigated the wealth effect of patent and corporate litigation, few studies have examined the current patent litigation in the IT industry. This paper investigates the wealth effect...