英语翻译The specification of a system of simultaneous equationsnecessitates the use of two technical refinements relative toOLS estimation.First,the estimation needs to be adjustedto consider the possible correlation between the variousequations.Second,it may be beneficial to account for thepossibility of endogenously determined explanatory variables.有人认真回答下么？
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英语翻译
The specification of a system of simultaneous equations
necessitates the use of two technical refinements relative to
OLS estimation.First,the estimation needs to be adjusted
to consider the possible correlation between the various
equations.Second,it may be beneficial to account for the
possibility of endogenously determined explanatory variables.
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