A while back I came across the guide to the Foreign Service Office Selection Program. The sample questions are fun to try at home and one in particular caught my eye:
All of the following are examples of United States products that would typically fail to be produced to optimal output without government intervention EXCEPT:The correct answer is C, which makes sense when you look at the competition in that marketplace. (How this question applies to GM/Chrysler is perhaps a slightly different matter these days...)
A. national defense products B. light provided by lighthouses C. new automobiles D. new highways
The interesting part for me was the lighthouses. Who knew.