Tom is prone to mood swings.

There are also ideas to address speculative swings.

(Mayor Sobyanin swings in on a wrecking ball.)

Of course, persistent swings from parity do not last forever.

Of course, persistent swings from parity do not last forever.

If so, these countries will be exposed to wider swings.

As a stand alone entity, it was then vulnerable to market swings.

But things might have to get worse before the political mood swings.

LONDON Violent swings in oil prices are destabilizing economies and financial markets worldwide.

How did female circumcision come to the Americas swings between history and myth.

One cannot think of any natural science in which orthodoxy swings between two poles.

A better balance between production and consumption would avoid large swings in oil prices.

Why are there economic booms and busts, those long swings between expansion and slowdown?

In the Interwar period, big swings were marked by hyper inflations and deep deflations.

But the large swings in Polish politics are not merely the result of political shenanigans.

Europe's lumpen outsiders are becoming insiders as the Continent's political pendulum swings to the right.

Oil prices are especially volatile, as the large swings over the last five years remind us.

In moments of extreme fear, the pendulum of attitudes swings toward the security end of that spectrum.

In moments of extreme fear, the pendulum of attitudes swings toward the security end of that spectrum.

The eurozone is now running even larger ones, with swings in southern Europe augmenting Germany s longstanding surpluses.

The eurozone is now running even larger ones, with swings in southern Europe augmenting Germany s longstanding surpluses.

The key reason is that they want to avoid large swings in the value of their currency.

Look beneath the surface and you find that these big swings were the result of two related factors.

So politicians like Sarkozy may have grounds to argue that central banks should intervene to limit such swings.

But the weaker economies get the inflation credibility of the ECB and protection from severe exchange rate swings.

The lesson of this crisis is that excessive swings need to be dampened with a set of prudential measures.

You feel intense elation when things are going well mood swings into horrible despair when things are going poorly.

Our proposal to reduce but not eliminate swings from parity recognizes that price fluctuations may be crucial for markets to ascertain the price of assets with an uncertain payoff. But currency swings, if too wide and protracted, can hurt competitiveness and require costly resource allocation.

But currency swings, if too wide and protracted, can impede real economic activity, which is why intervention is sometimes necessary.

In hindsight, these exchange rate swings mirrored the initial collapse and subsequent rebound in global trade, helping to mitigate the recession.

Instead, our limit the swings strategy implies that, as the exchange rate moves further away from parity, central banks should intervene.

But the reverse is also true as soon as the current account swings to surplus, the pressure from financial markets abates.

Finally, currency chaos is the safest bet of all, with sharp and unpredictable swings in floating exchange rates around the world.

Many governments increase spending excessively in booms, and then are forced to cut back in downturns, thereby exacerbating the cyclical swings.

First, when reforming their own domestic regulatory frameworks, they should avoid dramatic swings away from allegedly rational markets to allegedly rational governments.

One consequence of this cynical treatment of political ideologies is the wild swings in voters' preferences seen in various Central European countries.

No, said the followers of John Maynard Keynes, it must offset swings in business animal spirits in order to stabilize aggregate demand.

Countries should limit their exposure to short term international bank loans so that they are less vulnerable to wild swings of international lending.

Faced with wide swings, central banks are helpless to counteract traders irrational zeal to bid a currency further away from historical benchmark levels.

But maintaining stability involves not only keeping inflation low, but also, and crucially, avoiding large swings in economic activity, external imbalances, and financial crises.

If emerging market problems are not a good reason for target zones, what about the risks of global instability provoked by vast international currency swings?

That was a bit crude, at the time. And I made all these little apartments and little merry go rounds, seesaws and swings, little ladders.

True, given complex risk factors and idiosyncratic policy preferences, it has been particularly challenging of late to divine the logic underlying big exchange rate swings.

This means that the pendulum swings in power between right and left that Americans and Europeans take for granted will become not only possible but probable.

The German authorities feared that the country s export oriented economy would suffer from the wide exchange rate swings that are the norm for global reserve currencies.