Se analizan tres tipos de modelos para determinar cuándo, bajo un esquema de inflación objetivo, el Banco Central (BC) debe utilizar los encajes como una herramienta de política monetaria óptima. En todos los casos el BC busca minimizar una función objetivo que consta de las desviaciones de...

The Colombian economy and financial system have coped reasonably well with the effects of the global financial crisis. Hence, "unconventional" policy measures have not been at the center of the policy decisions and discussions. Nominal short term interest rates have remained the main monetary...

We analyse three models to determine the conditions under which reserve requirements are used as a part of an optimal monetary policy framework in an inflation targeting regime. In all cases the Central Bank (CB) minimizes an objective function that depends on deviations of inflation from its...

In an economy conducted under an Inflation Targeting regime, the output gap becomes one of the most important variables to guide monetary policy. Defined as the difference between observed and potential or non-inflationary output, the gap is a measure of the state of aggregate demand and,...

Tradicionalmente los requerimientos de encaje han sido vistos como un instrumento clave de la política monetaria, sin embargo, recientemente éstos han sido menos esenciales dado que el crecimiento de los agregados monetarios ha dejado de ser el objetivo de política de muchos países. A pesar...

Recientemente se han escuchado voces que se pronuncian en uno y otro sentido en relación con las acciones que debería adoptar la autoridad monetaria de Colombia en esta coyuntura, dados los eventos ocurridos. Este documento tiene como propósito interpretar algunos hechos y concluir que, en...

To evaluate whether transparency is beneficial, it is usual to assume that the central bank may choose one of two options, opacity versus truthful communication. However, the monetary policymaker may have incentives to misrepresent private information so as to reduce economic volatility by...

The adoption of a managed regime assumes that interventions are relatively successful. However, while some authors consider that foreign exchange interventions are ineffective, arguing that domestic and foreign assets are close substitutes, others advocate their use and maintain that their...

To date, there is still great controversy as to which exchange rate model should be used or which monetary channel should be considered, when measuring the effects of monetary policy. Since most of the literature relies on structural models to address identification problems, the validity of...

In the past decade the Colombian Economic Authorities undertook a series of measures that reduced the structural fiscal deficit, decreased the Government currency mismatch and deepened the local fixed-rate public bond market. This paper presents some evidence suggesting that these improvements...