With Wall Street buzzing about the impact of federal tax cuts on business, Domino's Pizza CEO Patrick Doyle was certain a slash in the corporate tax rate would help his powerhouse company.

"Ultimately, that means that you're going to be generating a better return, that means your cost of capital goes down, that means you can make more investments in the business, so it's a positive overall," the CEO told "Mad Money" host Jim Cramer on Thursday.