How Do Other Countries Devalue Their Currencies?

Countries devalue their currencies only when theySouth America). The exchange rate is allowed to
have no other way to correct past economicmove within a band, above and below a central
mistakes - whether their own or mistakespeg which, in itself depreciates daily at a preset
committed by their predecessors.The ills of arate.This pre-determined rate reflects a planned
devaluation are still at least equal to itsreal devaluation over and above the inflation
advantages.True, it does encourage exports andrate.It denotes the country's intention to
discourage imports to some extents and for aencourage its exports without rocking the whole
limited period of time. As the devaluation ismonetary boat. It also signals to the markets that
manifested in a higher inflation, even thisthe government is bent on taming inflation.So,
temporary relief is eroded. In a previous article inthere is no agreement among economists. It is
this paper I described WHY governments resortclear that fixed rate systems have cut down
to such a drastic measure. This article will dealinflation almost miraculously. The example of
with HOW they do it.A government can beArgentina is prominent: from 27% a month (1991)
forced into a devaluation by an ominous tradeto 1% a year (1997)!!!The problem is that this
deficit. Thailand, Mexico, the Czech Republic - allsystem creates a growing disparity between the
devalued strongly, willingly or unwillingly, after theirstable exchange rate - and the level of inflation
trade deficits exceeded 8% of the GDP. It canwhich goes down slowly. This, in effect, is the
decide to devalue as part of an economicopposite of devaluation - the local currency
package of measures which is likely to include aappreciates, becomes stronger. Real exchange
freeze on wages, on government expenses andrates strengthen by 42% (the Czech Republic),
on fees charged by the government for the26% (Brazil), even 50% (Israel until lately, despite
provision of public services. This, partly, has beenthe fact that the exchange rate system there is
the case in Macedonia. In extreme cases andhardly fixed). This has a disastrous effect on the
when the government refuses to respond totrade deficit: it balloons and consumes 4-10% of
market signals of economic distress - it may bethe GDP.This phenomenon does not happen in
forced into devaluation. International and localnon-fixed systems. Especially benign are the
speculators will buy foreign exchange from thecrawling peg and the crawling band systems which
government until its reserves are depleted and itkeep apace with inflation and do not let the
has no money even to import basic staples andcurrency appreciate against the currencies of
other necessities.Thus coerced, the governmentmajor trading partners. Even then, the important
has no choice but to devalue and buy back dearlyquestion is the composition of the pegging basket.
the foreign exchange that it has sold to theIf the exchange rate is linked to one major
speculators cheaply.In general, there are twocurrency - the local currency will appreciate and
known exchange rate systems: the floating anddepreciate together with that major currency. In
the fixed.In the floating system, the local currencya way the inflation of the major currency is thus
is allowed to fluctuate freely against otherimported through the foreign exchange
currencies and its exchange rate is determined bymechanism. This is what happened in Thailand
market forces within a loosely regulated foreignwhen the dollar got stronger in the world
exchange domestic (or international) market. Suchmarkets.In other words, the design of the pegging
currencies need not necessarily be fully convertibleand exchange rate system is the crucial
but some measure of free convertibility is a sineelement.In a crawling band system - the wider the
qua non.In the fixed system, the rates areband, the less the volatility of the exchange rate.
centrally determined (usually by the Central BankThis European Monetary System (EMS - ERM),
or by the Currency Board where it supplants thisknown as "The Snake", had to realign itself a few
function of the Central Bank). The rates aretimes during the 1990s and each time the solution
determined periodically (normally, daily) andwas to widen the bands within which the
revolve around a "peg" with very tinyexchange rates were allowed to fluctuate. Israel
variations.Life being more complicated than anyhad to do it twice. On June 18th, the band was
economic system, there are no "pure cases".Evendoubled and the Shekel can go up and down by
in floating rate systems, Central banks intervene10% in each direction.But fixed exchange rates
to protect their currencies or to move them tooffer other problems. The strengthening real
an exchange rate deemed favourable (to theexchange rate attracts foreign capital. This is not
country's economy) or "fair". The market's invisiblethe kind of foreign capital that countries are
hand is often handcuffed by "We-Know-Better"looking for. It is not Foreign Direct Investment
Central Bankers. This usually leads to disastrous(FDI). It is speculative, hot money in pursuit of
(and breathtakingly costly) consequences. Sufficeever higher returns. It aims to benefit from the
it to mention the Pound Sterling debacle in 1992stability of the exchange rate - and from the high
and the billion dollars made overnight by theinterest rates paid on deposits in local currency.Let
arbitrageur-speculator Soros - both a direct resultus study an example: if a foreign investor were
of such misguided policy and hubris.Floating ratesto convert 100,000 DEM to Israeli Shekels last
are considered a protection against deterioratingyear and invest them in a liquid deposit with an
terms of trade.If export prices fall or importIsraeli bank - he will have ended up earning an
prices surge - the exchange rate will adjust itselfinterest rate of 12% annually. The exchange rate
to reflect the new flows of currencies. Thedid not change appreciably - so he would have
resulting devaluation will restore theneeded the same amount of Shekels to buy his
equilibrium.Floating rates are also good as aDEM back. On his Shekel deposit he would have
protection against "hot" (speculative) foreignearned between 12-16%, all net, tax free profit.No
capital looking to make a quick killing and vanish.wonder that Israel's foreign exchange reserves
As they buy the currency, speculators will havedoubled themselves in the preceding 18 months.
to pay more expensively, due to an upwardThis phenomenon happened all over the globe,
adjustment in the exchange rates. Conversely,from Mexico to Thailand.This kind of foreign capital
when they will try to cash their profits, they willexpands the money supply (it is converted to
be penalized by a new exchange rate.So, floatinglocal currency) and - when it suddenly evaporates
rates are ideal for countries with volatile export- prices and wages collapse. Thus it tends to
prices and speculative capital flows. Thisexacerbate the natural inflationary-deflationary
characterizes most of the emerging economiescycles in emerging economies. Measures like
(also known as the Third World).It looks surprisingcontrol on capital inflows, taxing them are useless
that only a very small minority of these statesin a global economy with global capital
has them until one recalls their high rates ofmarkets.They also deter foreign investors and
inflation. Nothing like a fixed rate (coupled withdistort the allocation of economic resources.The
consistent and prudent economic policies) to quellother option is "sterilization": selling government
inflationary expectations. Pegged rates also helpbonds and thus absorbing the monetary overflow
maintain a constant level of foreign exchangeor maintaining high interest rates to prevent a
reserves, at least as long as the governmentcapital drain. Both measures have adverse
does not stray from sound macro-economiceconomic effects, tend to corrupt and destroy
management. It is impossible to over-estimate thethe banking and financial infrastructure and are
importance of the stability and predictability whichexpensive while bringing only temporary
are a result of fixed rates: investors, businessmenrelief.Where floating rate systems are applied,
and traders can plan ahead, protect themselveswages and prices can move freely. The market
by hedging and concentrate on long termmechanisms are trusted to adjust the exchange
growth.It is not that a fixed exchange rate isrates. In fixed rate systems, taxes move freely.
forever. Currencies - in all types of rateThe state, having voluntarily given up one of the
determination systems - move against onetools used in fine tuning the economy (the
another to reflect new economic realities orexchange rate) - must resort to fiscal rigor,
expectations regarding such realities. Only thetightening fiscal policy (=collect more taxes) to
pace of changing the exchange rates isabsorb liquidity and rein in demand when foreign
different.Countries have invented numerouscapital comes flowing in.In the absence of fiscal
mechanisms to deal with exchange ratesdiscipline, a fixed exchange rate will explode in the
fluctuations.Many countries (Argentina, Bulgaria)face of the decision makers either in the form of
have currency boards. This mechanism ensuresforced devaluation or in the form of massive
that all the local currency in circulation is coveredcapital outflows.After all, what is wrong with
by foreign exchange reserves in the coffers ofvolatile exchange rates? Why must they be fixed,
the Central bank. All, government, and Centralsave for psychological reasons? The West has
Bank alike - cannot print money and mustnever prospered as it does nowadays, in the era
operate within the straitjacket.Other countries pegof floating rates. Trade, investment - all the areas
their currency to a basket of currencies. Theof economic activity which were supposed to be
composition of this basket is supposed to reflectinfluenced by exchange rate volatility - are
the composition of the country's internationalexperiencing a continuous big bang. That daily
trade. Unfortunately, it rarely does and when itsmall fluctuations (even in a devaluation trend) are
does, it is rarely updated (as is the case in Israel).better than a big one time devaluation in restoring
Most countries peg their currencies to arbitraryinvestor and business confidence is an axiom.
baskets of currencies in which the dominantThat there is no such thing as a pure floating rate
currency is a "hard, reputable" currency such assystem (Central Banks always intervene to limit
the US dollar. This is the case with the Thaiwhat they regard as excessive fluctuations) - is
baht.In Slovakia the basket is made up of twoalso agreed on all economists.That exchange rate
currencies only (40% dollar and 60% DEM) andmanagement is no substitute for sound macro-
the Slovak crown is free to move 7% up andand micro-economic practices and policies - is the
down, around the basket-peg.Some countriesmost important lesson. After all, a currency is the
have a "crawling peg". This is an exchange rate,reflection of the country in which it is legal tender.
linked to other currencies, which is fractionallyIt stores all the data about that country and their
changed daily. The currency is devalued at a rateappraisal. A currency is a unique package of past
set in advance and made known to the publicand future with serious implications on the
(transparent). A close variant is the "crawlingpresent.
band" (used in Israel and in some countries in