The law forced every worker and business owner to pay a small amount of money each month to the federal government.

VOA: special.2011.04.07

A third new law forced companies doing business with the federal government to pay workers a minimum wage.

VOA: special.2011.04.07

Other experiments tested how people acted when faced with rules set by police, rules set by a local business, and rules set by national law.

VOA: special.2009.03.03