Anchor: For example, Abraham asserts that marginal tax rates are what determine whether a worker works overtime or goes home for the day ...
Entailed: Abraham backs the idea that tax rates determine whether a worker stays at work for overtime or not.  
Contradiction: Abraham does not believe that tax considerations play into whether a person chooses overtime or not.  
Contradiction: People are walking a tight rope.
Contradiction: If you like sandy beaches, go to the East Coast.
Contradiction: The man is climbing in shorts and a cape.
Contradiction: The conquest of the Balearics by the Moors was complete by 903 ad and the Moors remained devoted to developing the islands economy.