Freakonomics Radio
56. Why Is “I Don’t Know” So Hard to Say?
- Author: Vários
 - Narrator: Vários
 - Publisher: Podcast
 - Duration: 0:15:38
 - More information
 
Informações:
Synopsis
Levitt and Dubner answer your FREAK-quently Asked Questions about certifying politicians, irrational fears, and the toughest three words in the English language.