Which of the following is true?
a. People specialize by concentrating their energies on the activity to which they are best suited, because they incur lower opportunity costs as a result.
b. One advantage of specialization is that workers acquire greater skill from repetition.
c. If a person, a region, or a country can produce a good or service at a lower opportunity cost than others, we say that they have a comparative advantage in the production of that good or service.
d. All of the above are true.
Question 2
Many scholars believe that the importance of research and development is understated. Efforts in research and development can include:
a. the introduction of new products.
b. management improvements.
c. production innovations.
d. any of the above.
Earth Affects People; People Change Earth
Unhappy people
People using walkers typically have a high level of mobility impairment.
True Dover Sole
Midsagittal section indicating locations of true and false pelves
People with normal color vision see the number 29 in the chart; however, those who are color-blind c