Botswana; why such fast growth?

[Brad DeLong]

>Botswana(and tiny Mauritius) seems to be the only
>African country that has been developing consistently
>since its independence. What were the policies it
>carried out and why were they so successful at
>developing the country?

And it's all about to end because of AIDS...

I was at a conference last summer where one of Dani Rodrik's people 
talked about Botswana. Let me dig for my notes before I  say 
something off the top of my head which will probably be wrong...

Brad DeLong