Households have experienced economic instability since Korea economic crisis in 1997. This study attempts to explore the financial management behavior by the types of economic instability classified considering the two aspects of the employment and the income instability of the households. The specific objectives of this study are : 1) to classify households’economic instability in terms of employment and income instability. 2) to examine whether the financial management behavior is different between households experiencing the different types of the economic instability. The sample consisted of 792 married women living in Seoul. The statistical methods used for analysis included Reliability, Frequencies, Percent, Mean, Standard Deviation, Analysis of Covariance, one-way Anova, DMR-test. The major results can be summarized as following : 1) The economic instability experienced by houeholds can be classified into the 4 types employment-income instability, employment instability income stability, employment stability$.$income instability, and employment$.$income stability. 2) There are statistically significant differences in the levels of financial management behavior between households having the different types of economoc instability. The results of this study could be needed for development of the employment policies and the financial education programs.