Petr G. Grabovy, Andrey E. Naumov, Irina P. Avilova, Scientific Aspects of Productivity Management in the Investment and Construction Sector, International Business Management, Volume 10,Issue 7, 2016, Pages 1354-1364, ISSN 1993-5250, ibm.2016.1354.1364, (https://makhillpublications.co/view-article.php?doi=ibm.2016.1354.1364) Abstract: In the conditions of threats and challenges of the economy in crisis, when the functioning of social and economical system is accompanied by the constant risk of achieving crucial level of crisis developments’ influence on the efficiency of its functioning, one of the most important requirements to the managing system is crisis-free functioning. So, the managing system must not only provide the principal possibility of solving tasks, set at the stage of goal-setting but also provide a certain level of stability, corresponding to a safe level of stable existence of the economic system and its development. To satisfy this the system of productivity management of investment and construction sector’s enterprises must ensure reducing the level of uncertainty at the stage of forecasting and planning, having enough information channels for carrying-out feedback between the results of forecasting in conditions of uncertainty at the stage of planning, being flexible and structured enough to be able to react with the necessary promptness to the identified deviations of companies’ functioning from the planned parameters of investment and construction product realization. Keywords: Productivity management;organizational and economic system;profit increment rates;innovations;taxonomy;functional and statistical modelling