Matching is the simultaneous or combined recognition of revenues and expenses resulting directly and jointly from the same transactions or other events. Expenses should be associated with the revenues that they help to create. Because the catalogs are still on hand at the balance sheet date, they will not contribute to an inflow of economic benefits until the next period. Hence, the cost should be deferred and matched with the revenues of the following period.

Net working capital is the difference between current assets and current liabilities. It equals US $210 $100 cash + $200 A/R + $50 inventory- $140 A/P).

Simulation is a technique for experimenting with mathematical models using a computer. Monte Carlo simulation is a technique to generate the individual values for a random variable. A random number generator is used to produce numbers with a uniform probability distribution. The second step of the Monte Carlo process then transforms the random numbers into values consistent with the desired distribution. The performance of a model under conditions of uncertainty may be investigated by randomly selecting values for each of the variables in the model based on the probability distribution of each variable and then calculating the value of the solution. Advantages of Monte Carlo simulation are that time can be compressed, alternative policies can be considered, and complex systems can be analyzed.

If tax brackets are not adjusted for inflation, increases in nominal but not real income may push taxpayers into tax brackets with higher progressive) rates. Additionally, deductions and exemptions must be indexed so that the real incidence of taxation is not increased by inflation. Increases in nominal but not real income will result in higher real taxable income if deductions and exemptions have not been adjusted for inflation.

A statement of cash flows provides information about the cash receipts and cash payments of an enterprise during a period. This information helps investors, creditors, and other users to assess the enterprise's ability to generate cash and cash equivalents and the needs of the enterprise to use those cash flows. Historical cash flow data indicate the amount, timing, and certainty of future cash flows. It is also a means of verifying past cash flow assessments and of determining the relationship between profits and net cash flows and the effects of changing price.