This function aims to built and solve the system in order to obtain beta coefficient estimates.
system(modelFrame=modelFrame,
firstEstimate=firstEstimate,
matrices=matrices)An object of class system, which is a list of the following elements:
vector of the coefficient estimates of the system equations, taking into account only the first appearance of those affected by restrictions,
vector of the standard errors of the coefficient estimates, taking into account only the first appearance of those affected by restrictions,
vector of the t-statistics associated to the coefficient estimates, taking into account only the first appearance of those affected by restrictions,
vector of the p-values associated to the t-statistics.
an object of the class prepareData,
an object of the class preliminaryEstimate,
an object of the class obtainSigmas.