Anchor: Because a large proportion of street costs are fixed,27 the unit (per piece) street cost initially declines rapidly as volume increases and continues to decline at a decreasing rate.
Entailed: Unit costs will show a decrease as more units are planned.
Contradiction: Street costs remain at $0.00 forever no matter what.
Contradiction: Nobody is walking.
Contradiction: The man rides a horse.
Contradiction: The school is letting out.
Contradiction: There is a restaurant off I-91 in Massachusetts.