Thursday assorted links

1. Why so few economies of scale in construction?

2. Salem Center/CSPI forecasting tournament.

3. Play Magnus Group receives Chess.com offer.

4. A Hollywood insider’s guide as to what to do in Belfast.

5. Megan McArdle on student loan forgiveness.

6. “We have created the first example of an engineering material that can simultaneously sense, think and act upon mechanical stress without requiring additional circuits to process such signals,” Harne said. “The soft polymer material acts like a brain that can receive digital strings of information that are then processed, resulting in new sequences of digital information that can control reactions.”  Link here.