Productivity can be increased by:?

Question

a. raising minimum wages

b. restricting trade with foreign nations

c. raising union wages

d. improving the education of workers

Answer 1

The Liberal 3-step method:

Step One:  Raise minimum wage.

Step Two:  <mumble>

Step Three:  Increased productivitah!

Okay seriously, I'll take either none of the above or D.  It depends on the goods or service but education probably helps around 90% of the time.