Anchor: Costs would be lower by dint of lower wages and/or less frequent delivery.
Entailed: Less frequent delivery can lower costs.
Contradiction: Lower wages do not affect costs.
Contradiction: Even if there is conflicting evidence, you can still assume causality.
Contradiction: Old books.
Contradiction: There is no chance I will ever shift over to that service.
Contradiction: The nation's top scientific journal will have a new editor.