In particular, many business contracts (such as insurance and leasing contracts) include various sets of potential cash flows, some of which are related and others of which are quite independent from each other.2 The decision about which cash flows to consider jointly can have a significant impact on the resulting financial reporting. These decisions are all the more difficult because neither the Financial Accounting Standards Board (FASB) nor the International Accounting Standards Board (IASB) has a clearly defined set of principles within their conceptual framework for deciding
unit of account issues.