In the past decade, the gas-electric Toyota Prius has risen in status from science project to mainstream vehicle. In September, the 50-MPG hybrid was the eighth most popular car in the U.S., and the …20 comments
The economics of buying a fuel-efficient car can be misleading. Critics of hybrids and electric cars often say, “They’re not worth it.” That’s because their calculations about payback period—how lon…14 comments
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