ECONOMIC AND MONETARY UNION

For many, the launch of euro bank notes and coins in 2002 will symbolise the greatest achievement in post war European integration since the Treaty of Rome. For others it represents a premature step on the road to closer co-operation. This analysis will approach the contentious issue of Economic and Monetary Union by drawing upon two related themes: adjustment and co-ordination. The first will be situated within the debate surrounding the pros and cons of EMU participation. The second will consider the actual operation of EMU and the policy architecture, which governs its behaviour. The investigation will conclude with a brief introduction to the debate surrounding the UK's involvement with Economic and Monetary Union. But first there will be a short consideration of the political issues relating to EMU.

THE POLITICS ECONOMY OF EMU

As is usual in the case of the EU it can be argued that EMU is an economic means to a political end, increasing political integration. EMU had its political roots in the problems of the EMS, principally that for a stable system other Member States had to adjust their economic policy to conform to Bundesbank monetary policy. It came to be seen that a share of pooled sovereignty over monetary policy, was better than a largely illusory national sovereignty. This was particularly the case since increasingly governments were delegating monetary policy to independent national central banks. So the change to an independent European Central Bank did not seem that great. Since such a bank would set monetary policy based on the needs of the EMU area, rather than just one country, this seemed a distinct improvement. The extent of monetary independence exercised by such a bank, by virtue of the size of the area and its limited external trade, would be much greater than that enjoyed under EMU.

Another impetus for EMU was provided by external events, with the fall of the Berlin Wall in 1989, German unification became a realistic possibility. This conjured up fears in the rest of the EU particularly in France. A reunited Germany would be by far the largest country in the EU. Reunification could draw a line under Germany's rehabilitation and a more independent Germany could emerge. With Germany's traditional hinterland in Central and Eastern Europe, also emerging from Communist rule, there was concern that Germany's attachment to the EC could diminish. Ultimately reunified Germany raised fears of a militaristic past. EMU was regarded as way of tying Germany more closely into the EU, under these changed circumstances. Given Chancellor Kohl's pro-integration views and his desire to achieve reunification, giving up the Deutschmark was a price well worth paying.

The EMU system raises some interest issues of governance such as the legitimacy of the ECB, and the operation of the coordination of fiscal policy under the Stability and Growth Pact (SGP). EMU differs from national monetary unions because it does not have a powerful federal government. There is no, well coordinated and strong, governmnet counterpart to the very independent ECB. There is concern that this means that democratic accountability in the system is weak, this it could be argued may be more apparent in EMU, but is inherent in the delegation of monetary policy to an independent technocratic grouping. It is possible to argue that what is important is not democratic accountrability within the system, but that the systems rule were established by a democratic process.

The SGP is interesting because national governments have voluntarily chosen to restrict their fiscal policies (the balance between government expenditure and revenue). The system chosen to do this an unique mix of hard law (with steep penalties) and soft law (with no penalties) only pressure from peers and public opinion. There are questions over whether the penalties will apply and whether nation states will abide by the rules.

ADJUSTMENT

Economic and Monetary Union contains a number of components.

* A single currency, the euro.

* A single monetary authority: the European Central Bank (ECB)

* A single interest rate in the euro zone.

* A common exchange rate vis-à-vis the rest of the world.

* A co-ordinated approach to economic policy.

The initial analysis of EMU will take the form of a cost benefit analysis. As we might expect, the basic premise is that participation in EMU is favourable if the benefits outweigh the costs. The benefits of participation tend to be improvements in microeconomic efficiency, while those costs are largely macroeconomic associated with adjustment.

The Benefits of a Common Currency

. Direct gains from elimination of transactions costs: Estimated to be around 0.5% of GNP, the gains are small because most international currency transactions take place in large amounts where margins are smaller. Gains are larger for consumers and small firms.

2. Welfare gains from reduced uncertainty: Individuals and companies are generally risk averse so by eliminating one source of uncertainty caused by fluctuating exchange rates monetary union should improve welfare.

3. Elimination of transactions costs and uncertainty and competition: The use of different currencies acts as a very significant NTB because they add to the costs of trade and increase uncertainty. This means that competition between countries even within a single market such as the EU will be reduced. Using one currency will enable companies to buy their inputs where they are cheapest today without worrying that exchange rate changes will eliminate the price advantage in the future. Thus the single currency will lead to gains from specialisation and economies of scale. It potentially could encourage greater regional specialisation within the EU.

4. Reductions in prices: price differences across the EU should be reduced, as consumers are able to compare prices directly and to pay easily across national frontiers. Both these effects are of course enormously enhanced by the potentialities of e-commerce.

5. Exchange Rate Uncertainty and Economic Growth: Since the use of a single currency reduces one source of uncertainty within EMU it could be argued that it leads to a lower level of interest rates. If this is correct the level of investment should be higher. In the neo-classical growth model this will only lead to a temporary increase in growth (the long run growth rate is determined exogenously by the rate of technological progress and the rate of population growth). In endogenous growth models increased investment could raise growth by raising productivity as a result of economies of scale or possibly technological improvements.

The problem with this argument is that fixing exchange rates has not eliminated risk it has merely shifted it. Thus the risk now is that the adjustment to shocks may be less efficient. So the question of the impact of EMU on risk, investment and growth is an empirical question. There is not an established empirical link between exchange rate stability and economic growth or between country size and economic growth.

6. Seigniorage: If the € became accepted as a stable rival to the $, countries and individuals could be expected to hold significant reserves of the currency. So in exchange for paper money the monetary authorities of the EC would acquire the ability to buy overseas assets. The return on assets acquired as a result of the issue of paper money is called seigniorage. There is another kind of seigniorage problem associated with membership of a monetary union, this is because some governments with inefficient tax system may choose to finance some of their expenditure by printing money. It may be less costly for these countries to raise money by inflation than by taxation. The amounts raised can be quite large 1986-90 Portugal raised the equivalent of 1.9% of GNP by seigniorage revenues. But inflation imposes costs on the economy and all the Southern Europe countries have shown themselves able to finance their government activities through taxation.

We can also add a couple of macroeconomic benefits to this list.

7. Improved macroeconomic performance: The EU as a whole potentially has a greater macroeconomic autonomy than individual countries. The Commission study (Emerson et al, 1990) assumes that this ability will be used to create greater price stability and that this will lead to higher growth. Both these assumptions are uncertain there is no guarantee that more independence in macroeconomic policy will lead to greater stability and that greater price stability will lead to increased economic growth.

8. Improved international economic co-ordination: With the EC as a single economic bloc, the EC, the USA and Japan could exert enormous influence over the world economic situation again co-ordinated stabilisation. This would depend upon agreement between the countries and although theoretically agreement would be easier with fewer players in reality this does not seem to be the case, in view of the fall in the value of the € against the $.

The costs of a common currency

In addition to the sunk costs of the changeover to a common currency, the most significant cost of a common currency concerns the loss of the exchange rate as an instrument of economic policy. The magnitude of this loss, depends upon:

* effectiveness of the exchange rate as an instrument of policy (considered last week).

* availability and effectiveness of other adjustment mechanisms.

* differences in economic preferences between countries.

* extent to which economic performance will differ between countries.

Differences in economic performance

Asymmetric shocks

Economic performance will be determined not only by the nature of the economy and government policy but also by random shocks e.g. oil price rises, the Russian crisis.

These shocks may be of various kinds:

* Long run: permanent

* Short run: temporary

* Demand: changes in preferences for a country's goods

* Supply: changes in the cost of inputs.

For shocks to be a problem for EMU they must have a significant macroeconomic impact on one country. If the impact is sub-national adjusting the XR would not help anyway. If the macroeconomic effect is felt across the union i.e. it is symmetric then a change in union policy will be the appropriate response.

The exchange rate may provide a short run solution to such a shock but the effects will be eroded in the long run. Even where there is no long run effect the use of the exchange may reduce the costs of adjustment.

Thus the problem associated with relinquishing the exchange rate depend upon the likelihood of asymmetric shocks and the effectiveness of the exchange rate adjustment.

A number of attempts have been made to ascertain the significance of asymmetric shocks by examining the correlation of rates of economic growth among European countries. This has not proved a very successful way identifying the extent of asymmetric shocks. Fluctuations in economic growth originate not just in external shocks but in national government policies. In addition observed fluctuations are after government stabilisation and so differences reflect the success of these policies as well as differences in shocks. More sophisticated methods seem to indicate the existence of a core where fluctuations from the normal growth path are correlated with Germany's this predictably includes Austria, Switzerland, France, Denmark and the Benelux countries. More peripheral countries with much lower correlations are the UK, Italy, Spain, Portugal, Ireland, Greece and Finland. (Bayoumi and Eichengreen, 1996)
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Lucas critique

One fundamental problem with analysing a system change such as EMU is that there will be a shift in the behaviour of the economy so that the past will be a poor guide to future behaviour (the Lucas Critique). So joining EMU is likely to increase integration and lead to commonality of economic policy increasing the correlation of economic growth across the monetary union.

Differences in inflation rates

If different countries have different preferences with regard to unemployment and inflation, it could be argued that joining a monetary union would force a high ...

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