Have to offer value for money products which means: Operating efficiently by keeping cost as low as possible, Providing good quality products and high level of customer service, Charging prices acceptable to customers, Innovating by constantly reviewing and improving - product differentiation
Lower prices - many substitutes -> can easily switch to other supplier if too expensive
More choice - (a) many suppliers to choose from -likely to differentiate from rivals - wider choice, (b) new entrants offering fresh ideas and more choice
Better quality - product must be value for money (price and quality in combination)
Resources are allocated more effectively as firms have to operate efficiently to survive - under pressure to keep costs down to be able to lower prices (be competitive)
Firms are more innovative - develop new products/production techniques/technologies/materials -> people have better standard of living