Why Lamar Jackson, NFL stars find guaranteed deals rare

WHEN THE MINNESOTA Vikings signed Kirk Cousins to a fully guaranteed three-year, $84 million contract in 2018, some wondered if it would create momentum that would align the NFL with other leagues. But since then, Cleveland Browns quarterback Deshaun Watson is the only NFL player to have signed a massive, multiyear deal that was fully guaranteed.

It is against that backdrop that Baltimore Ravens quarterback Lamar Jackson searches for a new deal. If not fully guaranteed, it’s believed Jackson…