Suppose a Positive Technological Change in the Production of Disease-Resistant

question 218

Multiple Choice

Suppose a positive technological change in the production of disease-resistant corn caused the price of corn to fall.Holding everything else constant,how would this affect the market for wheat (a substitute for corn) ?

• A)The supply of wheat would increase and the equilibrium price of wheat would decrease.
• B)The demand for wheat would decrease and the equilibrium price of wheat would decrease.
• C)The demand for wheat would increase because consumers could afford to buy more wheat and corn.
• D)The demand for wheat would decrease and the equilibrium price of wheat would increase.

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Definitions:

Reality Principle

A concept in psychoanalytic theory referring to the ability of the mind to assess the external world and act upon it accordingly, often in contrast to the pleasure principle.

Ego

In psychoanalytic theory, the part of the personality that mediates between the desires of the id and the constraints of the real world.

Superego

In psychoanalytic theory, the part of a person's mind that acts as a self-critical conscience, reflecting social standards learned from parents and others.

Ideals

Concepts or standards of perfection or excellence that are typically regarded as something to be aimed for.