What authority did troops have during worker strikes? They forced businesses to make concessions.
They required businesses to lock out employees.
They appointed a negotiator to settle disputes.
They used violence to enforce law and order.

Established in 1915, Monthly Labor Review is the principal journal of fact, analysis, and research from the Bureau of Labor Statistics, an agency within the U.S. Department of Labor. Each month, economists, statisticians, and experts from the Bureau join with private sector professionals and State and local government specialists to provide a wealth of research in a wide variety of fields — the labor force, the economy, employment, inflation, productivity, occupational injuries and illnesses, wages, prices, and many more.

Explanation:

john maynard keynes developed new economic theories in response to the stock market crash of 1929. great depression of the 1930s. first and second world wars. economic boom of the 1950s.

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explanation: