What is the difference between book value accounting and market value accounting

You have been hired as Risk Consultant at a U.S.-based bank. The bank is currently reporting its financials using the book value accounting method. The bank is considering an international move in which it can switch to the market value accounting method. You have been asked to write a 3-page report for the bank`s management. The report should discuss the following: What is the difference between book value accounting and market value accounting? How do interest rate changes affect the value of bank assets and liabilities under the two methods? Provide an example that supports your position on this. What is marking to market?