USA Today: Advocates and lobbyists say today the Obama administration will unveil a plan for fuel-economy standards on cars as high as 62 miles per gallon in 2025. Timing aside, the cost to you could be significant. The Natural Resources Defense Council (NRDC), an advocacy group that favors the 60 mpg standard, says such a regulation would boost the price of a car an average $2,700 in today’s dollars, and you’d make that back in 4.5 years on fuel savings. But a June report from a …