Statistics for occurrence #1 of “Massachusetts” in entry boycotting of Harper's Encyclopedia of United States History:
...and England the boycott is sometimes used by trade unions in times of strikes.
More or less stringent laws against boycotting have been enacted in Illinois, Wisconsin, Colorado, Connecticut. Maine. Massachusetts , New Hampshire, New York, Alabama. Florida, Georgia. Michigan, North Dakota, Oklahoma. Oregon, South Dakota, Texas, Utah, and Vermont.
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