The Hemingway world is marked by'

Through To Have and Have not we find a world marked by unexpected violence, a loss of faith, and the failure of traditional institutions ameliorated by the humanization of lost men who create meaning in a job well done while living up to their own values

Explanation:

i think it would be reparing roads  

when a country suffers, for example, a drought period, the market product is affected for a low offer, in this case, potatoes; the government has to tax to the households, which have to give more money for the potatoes which they consume, that situation make them consume substitute goods even through loans, it could increase the financial market movement and the inflationary phenomena, the business has to increase salaries in order to the employees could buy a more expensive food (potatoes) and in order to inflation tha business had to buy expensive supplies in the factor market, while the rest of the world have to gain more money to consume the same amount of potatoes.