rh13

Market for Electric Vehicle Batteries Is Heating Up

I thought Lithium batteries were frightfully expensive. I bought one for a phone. It cost $30. It would not turn a car engine one revolution. It would not run a headlight for 15 minutes. Of course there are efficiencies of scale, but they take development time, and that is costly, too. What gives?

A Tale of Two Industries

Mr. Murdoch, down 15% for the month does not mean down 15% in one month, far from it. Watch those pesky prepositions. They matter. Also, what does "exogenously" mean in this context? In my dictionary, the only definitions for the word relate to biology and medicine. Avoid big words, especially if you don't understand them yourself.