Chain-weighted GDP Calculator

Real GDP Calculator

Calculating Real GDP in economics can be tedious, why not let this calculator do it for you?

The calculator calculates both Real GDP, chain-weighted GDP, the GDP deflator and inflation.

How to use

Simply type in your values and years from your exercise into the first table, the spreadsheet will update GDP accordingly.

Right click to add columns and rows (two finger press on mac, press and hold on phone).

Input table

Real GDP

the below table measures real GDP for every year.

columns is the real GDP for the given year, measured with the rows year as the base year.

Chain-weighted GDP, Deflator and inflation

Word of caution

This website is still a work in progress and breaks easily. To avoid errors:

Feel free to send any suggestions, errors and feedback to

How is this calculated?

Have a look at this pdf