The Ice Cream Extremists of Differences-In-Differences is a mammoth, socially progressive nation, ruled by Econometrica with a fair hand, and renowned for its anti-smoking policies, infamous sell-swords, and complete lack of prisons. The compassionate, hard-working, democratic, cheerful population of 5.753 billion Differences-In-Differencesians hold their civil and political rights very dear, although the wealthy and those in business tend to be viewed with suspicion.

The relatively small, liberal, outspoken government prioritizes Education, although Administration, Industry, and Environment are also considered important, while Spirituality and Defense aren't funded at all. It meets to discuss matters of state in the capital city of SUTVA Town. The average income tax rate is 36.7%, but much higher for the wealthy.

The frighteningly efficient Differences-In-Differencesian economy, worth a remarkable 1,078 trillion Average Treatment Effects a year, is led by the Information Technology industry, with significant contributions from Tourism, Retail, and Book Publishing. Average income is an impressive 187,469 Average Treatment Effects, and evenly distributed, with the richest citizens earning only 2.7 times as much as the poorest.

There's never enough space in space, the government is plagued with uncertainty, board shorts have replaced board rooms, and SUTVA Town's back alleys are rife with sausage eating. Crime is totally unknown. Differences-In-Differences's national animal is the Instrumental Variable, which is also the nation's favorite main course, and its national religion is Peer Review.

Differences-In-Differences is ranked 4,466^th in the world and 103^rd in the South Pacific for Most Scientifically Advanced, scoring 590.31 on the Kurzweil Singularity Index.