This paper presents the stylized facts of open source software innovation and provides empirical evidence on the impact of increased competition by OSS on the innovative activity in the software industry. Furthermore, we introduce a simple formal model that captures the innovation impact of OSS...

Broadband access provides users with high speed, always-on connectivity to the Internet. Due to its superiority, broadband is seen as the way for consumers and firms to exploit the great potentials of new applications. This has generated a policy debate on how to stimulate adoption of broadband...

Bilginin iktisadi açýdan öneminin artmasý, konuyla ilgili olarak yapýlan akademik çalýþmalarýn çoðalmasýna ve ilgi görmesine neden olmaktadýr. Teorik ve ampirik çalýþmalarda bilginin elde edilmesi, yayýlmasý ve iktisadi geliþmeyi etkilemesi gibi konulara sýklýkla yer...

Broadband access provides users with high speed, always-on connectivity to the Internet. Due to its superiority, broadband is seen as the way for consumers and firms to exploit the great potentials of new applications. This has generated a policy debate on how to stimulate adoption of broadband...

A woman may choose to become more educated, partly because she wishes to emulate those around her. A behavioral model suggests that she is less likely to lose her baby than the less educated by flouting basic rules of health. Estimates of a three-equation model suggest that low-weight births are...

This paper describes a new method for assigning letter grades to students based on their raw scores, which I call Multi-Curve Grading (MCG). The intuition behind the method is that a class can be composed of several different subgroups, each of which should be assigned a different grade. In...

Previous studies about the academic publishing process consider the publication delay as starting from the submission to the publishing journal. This ignores the potential delay caused by rejections received from previous journals. Knowing how many times papers are submitted prior to publication...

The view that the returns to public educational investments are highest for early childhood interventions stems primarily from several influential randomized trials - Abecedarian, Perry, and the Early Training Project - that point to super-normal returns to preschool interventions. This paper...

It became clear early on that UMTS, also known as 3G (third-generation mobile phone systems), would be a key technology for profitable markets of the future. However UMTS technology offers some major advantages that can be demonstrated under laboratory conditions but which it will not be...

The development of what one might call 'modern' systems of information and communication began with the Gutenberg printing press in the 15th century, and progressed through the prepaid postal system, electric telegraph and telephone in the 19th century, radio and television broadcasting in the...