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Electroweak radiative corrections in Z-boson decaysa Russian Federation State Scientific Center ‘A.I. Alikhanov Institute of Theoretical and Experimental Physics’, ul. Bolshaya Cheremushkinskaya 25, Moscow, 117259, Russian Federation b ITEP and CPPM, IN2P3-CNRS, Maseilles, France We present a detailed review of the electroweak radiative corrections to the Z-boson decay, in the framework of the Minimal Standard Model (MSM). After a short historical introduction we describe the optimal parametrization of the MSM, especially of the Born approximation, and derive expressions for the one-loop electroweak corrections. Finally a global fit of all relevant experimental data is performed, resulting in fitted values of the t-quark mass, mt, and strong coupling constant αs. Allowed range for the value of the Higgs boson mass, mH, is discussed. Various details of calculations are described in 16 appendices.
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