What are some ways banks can stale their charges, and how should the cost of bank debt

Question:

What are some ways banks can stale their charges, and how should the cost of bank debt be analyzed? In the early 1970s, Congress debated the need for new legislation, and it ended up passing a “Truth in Lending” law. One part of the law was the requirement that banks disclose their APR. How is the APR calculated? Do you think the Truth in Lending law was really necessary?