An electronics company sells a range of tablet computers. Tablet computers come complete with an operating system that is regarded as the market leader. The company aims to launch a new version of its hardware every eighteen months and a major update to its software every three years. The latest version of the tablet computer is always sold at a higher price, but the older version that has been replaced is then sold for a time at a discounted price.
Which pricing model does this company appear to be using?

The following data relate to an investment opportunity.
The percentage reduction in the annual revenue that could occur before the project is no longer financially viable is:

Company S has two divisions, X and Y. Division X transfers 50,000 component units to Division Y each quarter. The market price of the component is $20. Division X's variable cost is $10 per unit and its fixed cost is $150,000 each quarter.
What price would be credited to Division X for each component that it transfers to Division Y under:
two-part tariff pricing (where the two divisions have agreed that the fixed fee will be $100,000); and dual pricing (based on market price and marginal cost).

Residual income is an appropriate performance measure for which type of responsibility centre?

Which of the following investment appraisal methods provides an absolute monetary value on which to base decisions?