56. Who is known for the concept of “hysteresis” in macroeconomics?
a) Olivier Blanchard
b) Larry Summers
c) Paul Romer
d) Lawrence H. Summers
57. Who is the author of the book “The General Theory of Employment, Interest, and Money”?
a) John Maynard Keynes
b) Paul Krugman
c) Joseph Stiglitz
d) Milton Friedman
58. Who is known for the theory of “rational expectations” in macroeconomics?
a) Robert Lucas Jr.
b) Joseph Stiglitz
c) Paul Krugman
d) Milton Friedman
59. Who is known for the concept of “hysteresis” in macroeconomics?
a) Olivier Blanchard
b) Larry Summers
c) Paul Romer
d) Lawrence H. Summers
60. Who is the author of the book “The General Theory of Employment, Interest, and Money”?
a) John Maynard Keynes
b) Paul Krugman
c) Joseph Stiglitz
d) Milton Friedman