To what does the mutual coincidence of wants refer?

an economic phenomenon where two parties each hold an item the other wants, so they exchange these items directly without any monetary medium!!

hope this helped :)

the main concern with the first draft of the articles of confederation was too much power in the state governments.

a sample of water is taken and kept in a beaker in a freezer at a constant temperature of 0°c. if the system is at dynamic equilibrium, which of these statements is true?