There is only a single track through the black-cotton soil cutting across an area the size of the Netherlands.

ECONOMIST: South Sudan

Test Track guests enter an all-new, interactive pre-show area that includes concept cars like the Miray roadster and the Chevrolet EN-V, as well as dynamic media displays that include models and sketches of vehicle design possibilities.

FORBES: Move up http://i.forbesimg.com t Move down

The bonus is that the iPad--when equipped with certain apps--also lets users do things like track their hikes and identify area attractions.

FORBES

For instance, by combining Web-type analytics with location-based services, brick and mortars can track what consumers in their specific area are searching for and buying, and then create highly targeted stores that carry just what their local consumers need.

FORBES: How The Web And Smart Phones Are Saving Offline Retailers

The NTSB says the Washington Metropolitan Area Transit Authority reported the problem during a post-accident review of track circuit data, but it was not immediately clear if operators were aware of the problem before the accident.

CNN: NTSB says train detection system failed in days before D.C. crash

And since entrepreneurship plays a big part in creating jobs, especially in the phase when young businesses expand rapidly, government should do all it can to encourage more of it though in view of its poor track record in this area, that should be mainly a matter of supporting (rather than obstructing) private-sector-led initiatives.

ECONOMIST: The new world of work needs to be fair as well as efficient