Answer:
By a "simpler model," he is referring to (a pseudo-environment).
Explanation:
the pseudo-environment is a person's mental picture of the world
International trade creates jobs by providing more positions depending on consumer demand, it shifts jobs by moving more people to a product that has a higher demand.
Answer:
Operant conditioning is a learning behavior, influenced by consequences.
Explanation:
The Coloumbian exchange was the exchange of species between the Old and the New continents. Because of this we can for example choose between cofee and cacao to drink: Cofee is from the Old, and Cacao from the new World. Similarly, if you've even eaten food that included tomatoes (New world) and rice (Old World) - this is only possible with Columbian exchange.
Rule of Law is the legal principle that law should govern a nation