@fiat_money that was my first thought a year ago - surprisingly (to me) urbanization doesn't cleanly explain fertility decline
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
@fiat_money that was my first thought a year ago - surprisingly (to me) urbanization doesn't cleanly explain fertility decline