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The statistical implications of pre-test and Stein-rule estimators in econometrics
Judge, George G., (1978)
On the maximum principle of optimal control in economic processes
Kreyberg, Hans Jacob A., (1969)
A quadratic programming approach to input-output estimation and simulation
Harrigan, Frank, (1984)
Modele aproksymacyjne w ekonomii
Ronka-Chmielowiec, Wanda, (1989)
Changes on Polish insurance market in the 90's
Ronka-Chmielowiec, Wanda, (2001)
Inwestycje finansowe i ubezpieczenia - tendencje światowe a polski rynek
Ronka-Chmielowiec, Wanda, (2004)