Now Playing: 05-07-12 Marketplace

Based on results out of some key elections in Europe, it seems like voters have said no to austerity. A new study looks at how the immigrant workforce in Napa County in California contributes to the economy there. Tesla and Toyota are teaming up to try to make the electric vehicle more mainstream. Kai Ryssdal talks to economists Justin Wolfers and Betsy Stevenson about their "job share" idea. And in our series Food for 9 Billion, the story of how one man in India is preparing for his country's inevitable water crisis.