ALevel經(jīng)濟(jì)例題解析及練習(xí)Computing GDP

知識(shí)點(diǎn)：Computing GDP例題 Use the above data to solve these problems:

A.? Compute nominal GDP in 2007.

B.? Compute real GDP in 2008.

C.? Compute the GDP deflator in 2009.

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解析

A.? $30 x 900? +? $100 x 192? =? $46,200

B.? $30 x 1000? +? $100 x 200? =? $50,000

C.? Nom GDP = $36 x 1050 + $100 x 205 = $58,300

Real GDP = $30 x 1050 + $100 x 205 = $52,000

GDP deflator = 100 x (Nom GDP)/ (Real GDP) = 100 x ($58,300)/ ($52,000) = 112.1

下面我們?yōu)榇蠹覝?zhǔn)備了一道同類型的題目，請(qǐng)大家一起來(lái)試試解答。

Your turnQuestion: GDP and its components

In each of the following cases, determine how much GDP and each of its components is affected (if at all).

A.? Debbie spends $200 to buy her husband dinner at the finest restaurant in Boston.

B.? Sarah spends $1800 on a new laptop to use in her publishing business.? The laptop was built in China.

C.? Jane spends $1200 on a computer to use in her editing business.? She got last year’s model on sale for a great price from a local manufacturer.

D.? General Motors builds $500 million worth of cars, but consumers only buy $470 million worth of them.

Correct Answer:

A.? Consumption and GDP rise by $200.

B.? Investment rises by $1800, net exports fall by $1800, GDP is unchanged.

C.? Current GDP and investment do not change, because the computer was built last year.

D.? Consumption rises by $470 million, inventory investment rises by $30 million, and GDP rises by $500 million.

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