impossible trinity
ideal currency: exchange rate stability, full financial integration, monetary independence
how is exchange rate stability achieved?
fixed exchange rate
full financial integration
free movement of capital
types of currency regimes
fixed, floating
types of fixed currency rates
hard peg, soft peg
examples of hard pegs
currency boards, dollarization
hard peg
extreme currency regimes, giving up sovereignty for monetary policy
soft peg
fixed exchange rates where authorities set band to another currency
floating exchange regimes
market driven
types of floating regimes
managed and free
managed float
market driven with occasional government intervention
free floating regimes
market driven, no government intervention
national priorities as factors of currency regimes
inflation, unemployment, interest rate levels, trade balances, economic growth
benefits of fixed rate regimes
stability, anti-inflammatory nature
disadvantages of fixed rate regimes
central bank must maintain large quantities to defend fixed rate, sometimes inconsistent with economic fundamentals
dollarization
USD as official currency
benefits of dollarization
no currency volatility or currency crises, greater economic integration
disadvantages of dollarization
loss of monetary policy, loss of seniority
free floating regime
international market forces cause currency values to float up and down
benefits of free floating regimes
free movement of capital
disadvantages of free floating regimes
increased volatility and loss of stability
what were the guiding pillars of the exchange rate regime during Gold Standard?
rules and independence
what were the guiding pillars of the exchange rate regime during Bretton Woods?
rules and cooperation
what are the current guiding pillars of current exchange rate regimes?
no rules and varying cooperation