The attention has been focused in recent years on using methods of the economic measuring as one of the quantitative analysis methods and these methods specifically is the quadratic expenditure system (QES) which has an active and important role in the economic phenomena analysis field, in order to assist the specialists in the field of planning and development to reach the highest welfare levels of the social and economic community. And economic themes, which has received wide attention in advanced planning is the subject of consumption, as occupies his study in the present day great importance in the statistical and economic studies because its important in the production planning on the level of the economic unity. Therefore, the study of consumption and its planning as accurate require the provision of the statistical and economic indicators very accurate, such as the indicators can be a cornerstone of making any decision about the consumer spending pattern.

In light of the above, the study aims to estimate and analyze of the Jordanian consumer spending pattern by using the Quadratic Expenditure System (QES) and their elasticities.

KEYWORDS: Consumer Expending, Quadratic Expenditure System, Income Elasticity, Price Elasticities of Demand, Jordanian Economy.