TY JOUR TI MANAGERIAL STRATEGIES AND POLICIES AS CONDITIONED BY THE CHANGING EXTERNAL ENVIRONMENT KW strategic management KW external environment factor KW prediction / prognosis. JO Services in Russia and abroad AU Ivanushko, D.. AU Kharitonova, T.V. AU Krivosheeva, T.. AU Dron, A.. PY 2013 IS 7 PB Russian State University of Tourism and Service