Suppose the discount rate is below the federal funds rate, and banks can borrow as much as

Question:

Suppose the is below the federal funds rate, and banks can borrow as much as they want from the Fed. How could a bank earn easy profits? Would the federal funds rate stay above the Explain.
Discount Rate
Depending upon the context, the discount rate has two different definitions and usages. First, the discount rate refers to the interest rate charged to the commercial banks and other financial institutions for the loans they take from the Federal...