One of the important features of the environment is the existence of protections for consumers to increase the influence, power and rights of consumers in dealing with institutions.

(a) what do you think will happen if the price of non-gm crops continues to rise? why? (b) what will happen if the price of non-gm food drops? why?

(a) what was the opportunity cost of non-gm food for many buyers before 2008? (b) why did they prefer the alternative? (c) what was the opportunity cost in 2008? (d) why did it change?

Industrial engineers who specialize in ergonomics are concerned with designing workspace and devices operated by workers so as to achieve high productivity and comfort. a paper published in this research area reports on a study of preferred height for an experimental keyboard with large forearm-wrist support. a sample of 31 trained typists resulted in an average preferred height of 80.0 cm