Answer:
Spain has a comparative advantage in the production of olives and;
Austria has a comparative advantage in the production of fish
9 pounds of fish per crate of olives (being more favorable to Spain)
6 pounds of fish per crate of olives (being more favorable to Austria)
Explanation:
Spain renounce to 5 pounds of fish to produce olives while Austria to 10
threfore is much better in competitive term for Spain as the opportunity cost is lower
The opposite is true for Autria regarding fish production. is better producing that as renounce to less olives than Spain
Austria will sale above purchase olive for less than 10
while Spain will sale for more than 5
Given this requirement there are two options which allow for trade and generate gain for both countries.