Worksheets on OCR GCSE Economics 2.8 The role of money and financial markets, covering 2.8.1 Money as a medium of exchange, 2.8.2 Role of the financial sector, 2.8.3 Importance of the financial sector, 2.8.4 Interest rates and saving, borrowing, investment, and 2.8.5 Effect of interest rate changes, with answers. Print them, or work through one on screen. Write your working straight onto the paper and Genie marks it question by question against the mark scheme.