It Is Believed That the Sales Volume of One-Liter Pepsi

question 52

Essay

It is believed that the sales volume of one-liter Pepsi bottles depends on the price of the bottle and the price of a one-liter bottle of Coca-Cola.The following data have been collected for a certain sales region. Using Excel's regression,the linear model Pepsi Sales = β₀ + β₁Pepsi Price + β₂Cola Price + ε and the log-log model ln(Pepsi Sales)= β₀ + β₁ln(Pepsi Price)+ β₂ln(Cola Price)+ ε have been estimated as follows: For the estimated log-log model,interpret the estimated coefficient of ln(Pepsi Price).

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Definitions:

GDP

Gross Domestic Product, a measure of the economic performance of a country, representing the total value of all goods and services produced over a specific time period.

Protectionism

Economic policy of restraining trade between states through methods such as tariffs on imported goods, restrictive quotas, and a variety of other government regulations designed to allow (according to proponents) fair competition between imports and goods and service produced domestically.

World Trade

The exchange of goods and services across international borders or territories.

Tariffs

Taxes or duties to be paid on a particular class of imports or exports.