Final answer:
The economic symbiosis hypothesis, proposed by Sanders and Price, states that trade between countries leads to benefits and interdependence. It suggests that trade allows countries to specialize in their areas of comparative advantage, resulting in increased efficiency and economic growth.
Step-by-step explanation:
The economic symbiosis hypothesis, proposed by Sanders and Price, is about the benefits and interdependence of trade between countries. It suggests that trade allows countries to specialize in the production of goods and services in which they have a comparative advantage, leading to increased efficiency and economic growth. This hypothesis is supported by studies that show how trade liberalization and economic integration are influenced by factors such as education and material effects.