It is often argued that the presence of a unit root in aggregate output implies that there is no "business cycle": the economy does not return to trend following a disturbance. This paper makes this notion precise, but then develops a simple aggregative model where this relation is contradicted....

We interpret fluctuations in GNP and unemployment as due to two types of disturbances: disturbances that have a permanent effect on output and disturbances that do not. We interpret the first as supply disturbances, the second as demand disturbances. We find that demand disturbances have a hump...

The paper aims at explaining why the Bank of Japan has not adopted inflation targeting, despite calls for such a policy. Disclosed minutes of the Monetary Policy Meetings of the Bank of Japan, after March 1998, as well as Speeches by its members give clues to changing reasons against inflation...

The objective of this paper is three-fold. First, the monetary and exchange rate regimes of the Asian countries are described and analyzed. The degrees of flexibility in exchange rates and capital controls vary across countries. Some countries have adopted a flexible inflation targeting...

Japanization is defined as a combinations of the following economic conditions: (1) the actual growth rate is lower than the potential growth rate for an extended period; (2) the natural real interest rate is below zero and also below the actual real interest rate; (3) the nominal (policy)...

Japan suffered a very high inflation rate in 1973-74. The CPI inflation rate rose to near 30% in 1974, the highest rate in the postwar Japanese history after the chaotic hyperinflation following the end of the Second World War. Traditionally, the oil crisis is blamed for the 1973-74 high...

This paper examines Japanese foreign exchanges interventions from April 1991 to March 2001 based on newly disclosed official data. All the yen-selling (dollar-purchasing) interventions were carried out when the yen/dollar rate was below 125, while all the yen-purchasing (dollar-selling)...

This paper characterizes the capital flows in Asia before and after the Asian currency crisis of 1997. Differences in foreign direct investment, portfolio investment, and bank lending are emphasized. There are common factors and idiosyncratic factors to the role of capital flows in the currency...

The survey data on the yen/dollar exchange rate, collected twice a month for eight years from 1985 to 1993, shows the following features. First, the expected exchange rate changes in the short horizon (one month) are of the band-wagon type while the expected changes in the long horizon (three to...

The objective of this paper is twofold. First, this paper emphasizes that in a parliamentary system, such as in Japan, election timings become endogenous, in that good economic performances tend to trigger elections. Second, impacts of international factors, such as foreign exchange reserves and...