Is French still a valuable language to know in politics and European business? I hear this a lot when people talk about signing their kids up for French rather than Spanish, which to me is more practical and useful in the U.S.
The economic usefulness of a learning a non-English language is approximated by the following: Population of people who speak that language but not English * Their median income. I don't know the answer to your question, but it's worth noting that Africa speaks French.
