When the Fed wants US interest rates to decrease, it will usually increase the discount rate

Why does excessive fishing occur?

a) Fishermen are concerned about the population dynamics of fish biomass, not current harvest rates. b) Fishermen have other marketable skills and do not fear exploitation of fish reserves. c) Each individual fisherman has little incentive to maintain the species for the next year. d) Fishermen rely on government managers to worry about fish populations.

What does the concept of "invisible hand" imply?

What will be an ideal response?