Colombia is the world's biggest producer of roses. The global demand for roses increases and at

Colombia is the world's biggest producer of roses. The...

Key Concepts

Shifts in Curves Versus Movements Along Curves

In analyzing the FX market, it is crucial to distinguish between shifts in the demand or supply curves and movements along those curves. Shifts result from changes in underlying factors (such as export demand or interest rates), while movements along the curves are responses to changes in the exchange rate itself. Understanding this distinction helps clarify how both the price (exchange rate) and the traded quantity of currency adjust in response to various economic factors.

Currency Appreciation

Currency appreciation occurs when the value of a nation’s currency rises relative to another currency. Typically, this results from an increase in the demand for the currency—due, for example, to higher export demand and favorable interest rate differentials—relative to its supply. Appreciation can affect international competitiveness, as a stronger currency makes exports more expensive and imports cheaper.

Export Demand and Currency Transactions

When a country’s exports increase, foreigners need to exchange their currency for the exporter’s currency to purchase goods and services. This increased conversion boosts the demand for the domestic currency. It is a key driver in appreciating the value of that currency, independent of the broader investment or financial flows.

Foreign Exchange Market Dynamics

This concept refers to the supply and demand forces that determine the exchange rate between two currencies. In the FX market, shifts in demand and supply—caused by factors such as changes in export volumes, interest rates, and investor sentiment—determine the equilibrium price (or exchange rate) as well as the volume of currency that is traded.

Interest Rate Policies and Capital Flows

Domestic interest rate decisions by a central bank are instrumental in shaping international capital movements. An increase in a country’s interest rate makes its financial assets more attractive to international investors, drawing foreign capital inflows. This capital inflow increases the demand for the domestic currency, while it may also reduce the domestic investors’ willingness to exchange local currency for foreign currency, affecting the supply side of the FX market.

Transcript

00:01 So we have the following information in which colombia is the biggest producer of roses in the world, and that global demand for roses increased, and at the same time, colombia's central bank increased the interest rate.

00:14 So we have the foreign exchange market of colombian pesos, and we want to know what's going to happen to each of the following situations.

00:24 So right here to the right, we're going to be looking at the supplying demand curve for the foreign exchange.

00:30 Market of the us dollar per peso and then the quantity of the trillions of pesos traded per day.

00:42 So if global demand for roses increases, then colombia's, basically colombia's export is going to increase.

00:54 And since the world demand is increasing, this is going to lead to an increase in colombia's export.

01:03 And of course this is going to increase the demand for the colombian peso.

01:09 So we can reasonably assume that demand will increase.

01:13 And also the increase in the interest rate is going to make the exchange rate seem a lot more favorable.

01:20 So in this case, for the demand curve, we have two things that are going to push it to the right or increase the demand, basically.

01:29 We have the increase in the global demand for roses, which is going to increase the exports for colombia.

01:38 And we also have the increase in the interest rate.

01:41 So this right here is going to push it to the right, the demand curve.

01:51 And now for the supply curve, basically the increase in the interest rate is going to lead to a decrease in the supply curve.

02:04 So this is going to push it to the left.

02:22 And what we have right here is going to be a net increase in the exchange rate of the us dollar per peso.

02:34 And we're going to have an ambiguous change in like the quantities demanded and supplied, basically in the equilibrium point of the quantity of the traded pesos...

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