Please help me to answer this question. Thank you.

You should use Penn World Table, PWT, Version 9.0 and Excel for this analysis. Penn World Table can be obtained from http: //www.rug.nl/ggdc/productivity/pwt/ How many countries does Penn World Table version 9.0 include? What is the time span? What is the base year that GDP is measured? How many methods are used to measure GDP? What are they? Now let look at China and the US only. Answer the following questions using expenditure-side real GDP. Compute real GDP per capita and its growth rate for each country. Fill in the table below. Plot annual real GDP per capita in China and the US between 1950 and 2014 in one diagram. Please make sure that you label your graph clearly and neatly. Also, please include your figure number and title on the top of the figure. In less than 50 words, report what you have observed from this figure. Presuppose that the growth performances of China and the US continue to be like what they have been 1950-2014. Answer the following questions How many years does it take for China's GDP per capita to be doubled? How many years does it take for GDP per capita in the US to be doubled? You should explain your method. How long time, reckoned from 2014, will it take for China to catch up with the US in terms of income per capita? You should explain your method. You should use Penn World Table, PWT, Version 9.0 and Excel for this analysis. Penn World Table can be obtained from http: //www.rug.nl/ggdc/productivity/pwt/ How many countries does Penn World Table version 9.0 include? What is the time span? What is the base year that GDP is measured? How many methods are used to measure GDP? What are they? Now let look at China and the US only. Answer the following questions using expenditure-side real GDP. Compute real GDP per capita and its growth rate for each country. Fill in the table below. Plot annual real GDP per capita in China and the US between 1950 and 2014 in one diagram. Please make sure that you label your graph clearly and neatly. Also, please include your figure number and title on the top of the figure. In less than 50 words, report what you have observed from this figure. Presuppose that the growth performances of China and the US continue to be like what they have been 1950-2014. Answer the following questions How many years does it take for China's GDP per capita to be doubled? How many years does it take for GDP per capita in the US to be doubled? You should explain your method. How long time, reckoned from 2014, will it take for China to catch up with the US in terms of income per capita? You should explain your method