Weekly links June 22: which countries are overrepresented in IEs? How many IEs have data available to replicate them? Mobile savings, and more...

In the Harvard Business Review, Blumenstock, Callen and Ghani summarize their work on using nudges to get government employees to save using mobile money in Afghanistan – “Over six months, the average employee who was enrolled to save by default accumulated an extra half-month’s salary in his or her savings account, relative to employees who had to opt in” An intro to R for Stata users The promise