1. Before the shipping container, cargo had to be removed from a ship piece by piece, a very time-consuming process requiring a lot of dock workers to accomplish. The shipping container allows a single dockworker to accomplish what used to take several workers to do, by moving many pieces of cargo all at once. The West Coast Dockworkers' Union was concerned about the change and demanded compensation from an association of shipping companies resulting in the Mechanization and Modernization Agreement of 1961. But, if automation increased wages, which of the following best explains why the workers resisted change?

A. They were unionized

B. The least productive members were concerned about automation

2. Human capital labor market issues:

A. Include the equipment, tools, and computers that make workers more productive

B. Include the skills, knowledge, and experience that people obtain

C. Refers to workers who do highly repetitive work, which requires little thought and creativity

3. Some workers have lower wages than others because

A. They have more access to physical capital

B. There are variations in the difficulty of work

C. They work harder than others