What is Econometric in economy
February 11, 2010
The study along with the explanation of the various principles related to economics is done by the method of econometric. This is done by econometric by developing and applying various statistical and quantitative techniques. Economic relationships are being tested and analyzed by econometric by a combination of economic theory and statistical methods. It is quite interesting to note that the process of theoretical econometric ponders upon various questions about different principles of statistical methods such as about tests and estimators.
And on the other hand the whole concept of applied econometric tries to assess out the various theories of economics by the use of econometric methods. In the year 1910, the term econometric has been used for the first time by two people, namely, Pawel Ciompa and Ragnar Frisch. These renowned people are the ones who are given the credit for coining this popular term of ‘econometric’ which is being used in the present day world in such a wide manner.
It has been observed that in the contemporary world there are various different methods of econometric which correspond to the use of statistical techniques of standard nature. But it is some of the unique characteristics of the economic data which helps in differentiating between this well known term of econometric with that of various other branches of statistics. The data that are being used for different studies of economics are mostly observational in nature. And it is found not to be resulting from experiments conducted in controlled environment. During the study done in economics, since the separate units has been seen to be interacting with each other, the data that is being observed is much more inclined to reveal such conditions of economic equilibrium that are complex in nature. It is quite different from the expected result of behavioral relationships of simple nature that are established on the concepts of technology and preferences. Therefore as it has been found, the subject of econometric has worked out various methods for assessment and classification of equation models that are simultaneous in nature. It is by the use of these methods that researchers are able to make appropriate and informal deductions when controlled experiments are absent.
Econometricians use such a basic statistical method like regression analysis for the study of econometric. Much credential is given to the method of regression while studying econometric since normally economists are not been able to use controlled experiments for this purpose. It has been observed that natural experiments which are informative in character are mostly used by econometricians, when they fail to get appropriate proof from experiments of controlled personality.
The data that has been found using the observation method may be dependent on omitted-variable bias. In addition to this there are also other types of problems which also need to be dealt with in a proper manner by the use of an analysis system of a casual nature for those models of simultaneous equation. It is on the basis of exact amount of relationship model that an analysis of econometric can also be done. Different other methods that are used for the study of econometric includes generalized method of moments (GMM), single equation methods, method of moments, simultaneous equation methods, bayesian methods, two stage least squares (2SLS) as well as three stage least squares (3SLS).
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