The information revolution currently underway has changed the economy in ways that are hard to measure using … conventional GDP procedures. The information available to consumers has increased dramatically as a result of the Internet and its … now has an unprecedented amount of information on which to base consumption choices, and the "free" nature of the …

The information revolution currently underway has changed the economy in ways that are hard to measure using … conventional GDP procedures. The information available to consumers has increased dramatically as a result of the Internet and its … now has an unprecedented amount of information on which to base consumption choices, and the “free” nature of the …

This note is the result of a discussion following the presentation by M. Jeanblanc, 'The Role of Information'. She …'), we can try to evaluate the benefits and costs of extra information. First we define the variables 'notation' and … 'theoretical notion' that serve in the construct that is to measure the volume of extra information. Then we describe the use of …

We develop a measure of how information events impact investors' expectations of risk. The measure is broadly … simultaneously conveys information on the announcer's expected future cash flows and risk profile. We empirically implement the … simple changes in option-implied volatilities to study information gleaned from earnings announcements. Finally, we apply our …