The data was downloaded from https://www.rug.nl/ggdc/productivity/pwt/ and contains information about different economic measures of countries around the world. The dataset has been subset and variable names have been modified for exercise purposes.
penn_worldA data frame with 12810 rows and 14 variables. Each row represents a country in a specific year.
3-letter ISO country code
country name
currency unit
year
expenditure-side real GDP at chained PPPs (in mil. 2017US$)
output-side real GDP at chained PPPs (in mil. 2017US$)
population (in millions)
number of persons engaged (in millions)
average annual hours worked by persons engaged
price level of household consumption, price level of USA GDPo in 2017=1
price level of capital formation, price level of USA GDPo in 2017=1
price level of government consumption, price level of USA GDPo in 2017=1
price level of exports, price level of USA GDPo in 2017=1
price level of imports, price level of USA GDPo in 2017=1