26. Who is known for the concept of “irrational exuberance” in economics?
a) Robert Shiller
b) Joseph Stiglitz
c) Richard Thaler
d) Eugene Fama
27. Who is known for the theory of “supply-side economics”?
a) Arthur Laffer
b) Milton Friedman
c) John Maynard Keynes
d) Friedrich Hayek
28. Who is known for the concept of “the tragedy of the commons” in economics?
a) Garrett Hardin
b) Elinor Ostrom
c) Ronald Coase
d) Thomas Piketty
29. Who is known for the theory of “monetary policy” in economics?
a) Milton Friedman
b) Paul Krugman
c) Friedrich Hayek
d) John Maynard Keynes
30. Who is known for the concept of “income inequality” in economics?
a) Thomas Piketty
b) Joseph Stiglitz
c) Angus Deaton
d) Paul Krugman