1. In what stages of their life cycle are the following products: Typewriters; Nintendo DS; digital watches; coal; clockwork watches; jeans; small tall saloon cars; smart TVs; electric bicycles; hybrid cars; books. Why might products have a ‘rebirth’? What would the chart of their life cycle look like? 

2. What alternatives are open to a firm which finds its product moving into stage 4? How does this apply to the products listed above that have reached stage 4 or are about to?