Learn how externalities impact economics, with examples of positive and negative outcomes, and explore solutions like taxes, ...

Externalities are the incidental effects that the activities or actions of one party have on another party. Positive externalities occur when the actions of a person or entity have a positive impact ...

Introductory-level economics uses supply and demand curves to identify the "ideal" price for a product, service or other economic activity. In Econ 101, these curves assume that the economy is working ...

To what extent does the digital world create a culture in which responsibility is denied or avoided, and what are the consequences of this failure to take ownership of a problem? Taking responsibility ...

I develop a model of firm-to-firm search and matching to show that the impact of falling trade costs on firm sourcing decisions and consumer welfare depends on the relative size of search ...