50 Things That Made the Modern Economy
50 Things That Made the Modern Economy
Hollerith punch card
7 December 2019
10 minutes
Available for over a year
Data is a hugely profitable commodity - if you know how to process it. Tim Harford tells the story of Herman Hollerith, and how his 19th-century machine for processing census data laid the foundations for some of the world's most valuable companies.
