1.   Losers included shippings stocks, which fell after the United States enforced sanctions Thursday against three Japanese shipping companies because of alleged restrictive practices in Japanese harbors.

2.   Shippings stocks fell after the United States enforced sanctions Thursday against three Japanese shipping companies because of alleged restrictive practices in Japanese harbors.

3.   Shippings stocks tumbled after the United States enforced sanctions Thursday against three Japanese shipping companies because of alleged restrictive practices in Japanese harbors.

4.   The poorly enforced sanctions have slowed or closed many businesses, but most goods and services are available at an inflated price.