Economics Question on Market Failure/Power (yr 11 econs)?

[chadburne48]

I have the follwoing questions, but i have no idea how to answer. Can anyboday suggest a website or tell me the answer in depth?

- Outline the factors that affect the level of competition in a market e.g. number of buyers, number of sellers, barriers to entry, product differentiation






- Compare the impact of market structures including competitive markets, monopolies and oligopolies

Discuss the link between market failure and the role of government

Discuss government policy options to correct market failure e.g the use otaxes and subsidies, assigning property rights and regulating the use of common resources, providing public goods and services.