Market Power Essay

1150 Words3 Pages

Introduction

In this paper the effects of firms with market power on economic welfare will be briefly examined. The first part outlines some of the negative effects of market power; the second exemplifies some of the benefits of market power and the case of Microsoft is used to support these arguments. In conclusion, an overview of the role of competition authorities and competition policy is carried out.
Why is market power detrimental to economic welfare?

Firms with market power or monopolies are often seen as detrimental for customers and economic welfare. According to the neoclassical theory, the market power of monopolies and oligopolies is potentially higher than that of firms in monopolistic or perfect competition since they have to face very limited competition, if any (Ferguson and Ferguson 1994). In monopolistic or perfect competition can make supernormal profits in the short term but eventually other firms will enter the market and offer alternative products that reduce the demand for the established firm’s products (Sloman et al., 2013 p. 177). Dissimilarly, this is not the case for dominant firms or monopolies; the lack of competition allows them to set prices and make supernormal profits increasing the perception that big companies are “bad” for consumers. As shown by the graphs in Figure 1 and 2, there are substantial differences in the competitive and monopoly markets. In a competitive environment, the equilibrium is reached where demand meets supply. In a monopolistic market, thanks to the establishment of higher prices and the production of lower quantities, monopolies or dominant firms make supernormal profits; additionally, there is a deadweight loss and some consumers who were willing to pay lower prices wil...

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...ur; in such cases, competition authorities must act to fight unlawful practices that are detrimental for the economic welfare.

References

ECIS (2009) Microsoft: A History of Anticompetitive Behavior and Consumer Harm http://www.ecis.eu/documents/Finalversion_Consumerchoicepaper.pdf
European Union Competition Law http://ec.europa.eu/competition/antitrust/legislation/handbook_vol_1_en.pdf Ferguson, P. R., Ferguson, G. J. (1994) Industrial Economics: Issues and Perspectives, 2nd ed., Macmillan
Posner, R.A., (1975) The Social Costs of Monopoly and Regulation, The Journal of Political Economy, Vol. 83, No. 4, pp. 807-828, The University of Chicago Press
Sloman, J., Hinde, K. and Garratt D. (2013) Economics for Business, 6th ed., Prentice Hall / Pearson,
Veljanovski, C. (2006) Economics of Cartels. Finnish Competition Law Association, Konkurrenstrattslig Arsbok

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