Answer:
Despite their similarities, Cassvania and Koopmansville are able to trade because of:________.
a. external economies of scale.
Step-by-step explanation:
Koopmansville enjoys external economies of scale over Cassavania in the production of canoes. These benefits come in the form of lower production and operating costs and reduced variable costs per unit as a result of operational efficiencies and synergies. In addition, the residents of Koopmansville, given their environment, have natural sense of boat-making.