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behavior change

The Illusion of Information Campaigns: Just because people don’t know about your policy, it doesn’t mean that an information campaign is needed

David McKenzie's picture
How many points do you need to qualify to migrate to Australia? What is the cost of applying? How much money do you need to set up a bank account in the Cayman Islands? What is the procedure for getting money out of these accounts when you want to spend it?

What the HIV prevention gel trial failure implies for trials in economics

Berk Ozler's picture

For the World AIDS Day, there is a sign at the World Bank that states that taking ARVs reduces rate of HIV transmission by 96%. If this was last year, a sign somewhere may well have read “A cheap microbicidal gel that women can use up to 12 hours before sexual intercourse reduces HIV infection risk by more than half – when used consistently.” Well, sadly, it turns out, so much for that.