Q. US Postal Service is facing increased competition from firms providing overnight delivery of packages and letters. Additional competition has emerged because messages can be sent via computers. Illustrate what will be effect of this competition on market demand for mail delivered by post office? Substantiate your argument based on concepts related to law of demand and law of supply.
Provide two examples of actions taken by a company, government, or organization whose effect is to prevent specific markets from reaching equilibrium. Illustrate what evidence of excess supply or excess demand can you cite in these examples?