... many people. Spaghetti and tomato sauce, national parks and hiking boots, air travel and hotel rooms, tables and chairs, movies and popcorn, bathing suits and sun tan lotion, candy and dentistry ... cars and not so much for other things. An imminent hurricane increases the demand for plywood (to protect windows), batteries, candles, and bottled water. An increase in demand is represented by ... significant non-recoverable investment, there is a psychological tendency to invest more even when the return on the subsequent investment isn’t worthwhile. France and Britain continued to invest in the...