Russia's aggressive fishing in the prime fishing grounds of the Northern Pacific has led to a sharp decline in the populations of many fish and a general increase in the retail price of fish. This same pattern has occurred with far too many of our scarce vital natural resources, resulting in high prices for many products. It is likely then, that fish prices will continue to rise in the near future. In making the argument above, the author relies on all of the following assumptions EXCEPT:
Fishing practices can substantially influence the demand for fish
(d) Fishing practices can substantially influence the demand for fish