Article from Economist: What is a foreign language worth?
Once a while somebody asks what is the best language to learn. I usually ignore it as I believe there is no correct answer but for those interested, here is some reading.
Looks like learning Spanish may lower your paycheck :-)
"Looks like learning Spanish may lower your paycheck :-)"
Keep in mind, this is gonna depend on where you live. The British Council's "Languages for the Future" report last year listed Spanish as a critical language. http://www.britishcouncil.org/organisation/publications/languages-future