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[Alex Martelli]

Carlos Ribeiro <carribeiro at gmail.com> wrote:
   ...
> p.s. For most comparison purposes, you can double or triple the salary
> in Brazil. Some people use worldwide available commodities such as
> Coke or Big Macs as a comparison tool in this regard, and this figure
> will give you a good approximation (one can of Coke costs about 40
> cents of a dollar here, a big mac costs around US$ 1.60, just check
> the results).

The use of a Big Mac as the "basket" for purchasing-power-parity
calculations was started many years ago as a joke by the funny people at
the Economist magazine (the guys who once brought the world "Parkinson's
Laws", etc!) -- and it turned out to be actually somewhat useful!-)

Cfr: <http://www.economist.com/markets/Bigmac/Index.cfm>


Alex