Problem:  Improvements rarely get destroyed in cities, no where near the rate at which the infrastructure that supports them gets destroyed. This creates an additional problem in that nations never really stop producing resources even during war, thus further saturating the market.   Solution(s): Cities do not work as well when it’s operating above the improvement level it can support. If a city is at 40/20 (They only have the infra to support 20 improvements but have 40 fr