Text: Surely farmers are willing to pay much more for fertile seeds than for infertile, and you can be sure that Monsanto fully exploits that willingness.)
Entailment: Surely farmers will pay more for fertile seeds than infertile ones, and you can be sure Monsanto exploits that.
Contradiction: Surely farmers will not pay more for fertile seeds than infertile ones, and you can be sure Monsanto doesn't exploit that.