Find five articles in news media (e.g. WSJ, Yahoo Finance) related to any of the following five economics principles.

1. People face tradeoff.
2. The cost of something is what you give up to get it.
3. Rational people think at the margin.
4. Trade can make everyone better off.
5. Markets are usually a good way to organize economic activity.
6. Government can sometimes improve market outcomes.
7. People respond to incentives.