People tend to attach less value to a good if they know a delay will occur before they obtain it. For example, people value receiving $100 dollars tomorrow more than receiving $100 in 10 years. We explore one reason for this tendency (due to Derek Parfit, 1984): In terms of psychological properties, such as beliefs, values, and goals, the decision…

The popularity and rise in online courses have somewhat taken the author by surprise. Starting as a college instructor three years ago, the author has witnessed the tremendous interest in online programming. In fact, it is the fastest growing enrollment at the kindergarten-12th grade and higher educational levels. At the university level,…