Top diesel engine maker in the country is Columbus-based Cummins Inc…
June 22, 2018 | The New York Times
Perhaps these shortcomings will be overtaken with a return to the idea of markets and choice. It so happens that new taxi choices just unveiled by Ford — a 40-mile-per-gallon hybrid sedan and a diesel-powered van — demonstrate another important lesson: that efficiency and taxis can come in more than one shape, size or fuel type.
This is a point we should consider broadly, beyond taxis and into personal transportation and other choices. It’s not a one-size or one-fuel-fits-all world.