The natural rate benchmark therefore indicates the ideal interest rate setting for a central bank aiming to maintain price stability in a monetary economy. Taking a Wicksellian perspective, policy interest rates below the natural level would produce inflationary pressures, while higher rates would push the economy into deflation.
A substitute check, which would be the legal equivalent of the original check, would include all the information contained on the original check -- that is, an image of the front and back of the original check as well as the machine-readable numbers that appear on the bottom of the check.