Using 33k car listings from fueleconomy.gov, broken up by year, you can see that despite MPG not improving drastically, we are getting more efficient engines! Each colored line is a power law fit for one year of cars. The grey pixels show the density of cars for all years. The infograph shows the increasing gas mileage from 1984-2012.
Warren Buffett’s Annual Letter: Mistakes, Buybacks and Apple
Warren Buffett published his annual letter to shareholders over the weekend. The annual update, which has become one of the largest events in the calendar for value investors, provided Buffett's views on one of the most turbulent and extraordinary years for the financial markets in recent memory. Q4 2020 hedge fund letters, conferences and more Read More