RT @JustinWolfers: This table just blows my mind. nytimes.com/2014/04/23/ups…
(One of the best pieces of work from @DLeonhardt & @KevinQ) https://t.co/kkTvYEK2p6
RT @JustinWolfers: This table just blows my mind….
RT @DLeonhardt: DEFCON 1 is the bad one. Not DEFCO…
RT @DLeonhardt: DEFCON 1 is the bad one. Not DEFCON 5.
This has been a public-service announcement.