Salt or sailors: old law and big money

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There really is unlikely ever to be any end to the debate over the viability of the US Jones Act, which limits US domestic shipping services to vessels built in the US and flying its flag, and owned and operated by US companies and crewed by US mariners. American seafarers are little short of ferocious in its defence, but it doesn’t always work to America’s advantage, as this example of the chronic shortage of road salt in New Jersey demonstrates.