Suppose that the following data explain the economic activity in a country in the year 2010. 
Given these data,calculate the following:
(A)Inventory investment
(B)Net exports
(C)Gross domestic product
(D)Statistical discrepancy
(E)National saving
(F)Government saving
(G)Verify that national saving equals investment plus net exports.
Definitions:
Elastic
A characteristic of a good or service with demand or supply that is responsive to changes in price, typically resulting in significant quantity changes when prices vary.
Inelastic
Describes a situation in which the demand for a good or service is relatively unresponsive to changes in price.
Total-revenue Curve
A graphical representation that shows how a company's total revenue changes in response to changes in the quantity of goods or services sold.
Linear Demand Curve
A representation of the relationship between the price of a good and the quantity demanded, characterized by a constant slope, indicating a steady change in demand relative to price.
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