In economics, the cost of something is a. often impossible to quantify, even in principle. b. always measured in units of time given up to get it. c. the dollar amount of obtaining it. d. what you give up to get it.

Which of the following statements most accurately describes the requirement for the documentation of minors’ assent to participate in research? parents must approve written documentation.documentation is required unless waived by an irb.to protect minors documentation is always required.federal regulations do not require the documentation of minors’ assent.

Where do buyers and sellers go to exchange a specific product

How is germany's location in europe an advantage during wwii?