Answer:
The real gain is 18.2%
Explanation:
Given
GDP in 2000 = $672 billion
GDP in 2010 = $1,69 billion
Interest rate in 2000 = 6.79%
Interest Rate in 2010 = 3.71%
Deflator in 2000 = 24
Deflator in 2000 = 51
Real gain is calculated as follows;
Division of real GDP gain for both years - 1.
To calculate the real GDP gain in 2000 and 2010.
This is calculated by; Nominal GDP/ deflator
In 2000; real GDP gain = $672b/24
Real GDP gain = $28b
In 2010; real GDP gain = $1690b/51
Real GDP gain = $33.1b
Calculating the real gain
Real gain = Real GDP gain in 2010/Real GDP gain in 2000 - 1
Real Gain = $33.1b/$28b - 1
Real Gain = 1.182 - 1
Real Gain = 0.182
Real Gain = 18.2%
Hence, the real gain is 18.2%