Anchor: You see, the rational expectations challenge to Keynesian economics was half- It did not build a workable new structure for macroeconomic theory and policy, but it did seriously damage the old structure.
Entailed: It was a challenge to Keynesian economics but did not seriously damage the theory.
Contradiction: This challenged and entirely demolished Keynesian theory.
Contradiction: a man pets a dog
Contradiction: A family gathers together on the beach.
Contradiction: He has a uniquely fascinating way of seeing the world that is both surprising and funny.
Contradiction: Demand for electricity is being reduced by greater access to energy efficient machines and appliance as well as ever higher electricity prices.