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Entrepreneurial orientation. The construction of a concept Management science is more and more preoccupied with rigor and its ability to build a cumulative knowledge appears to be disputable. The article examines the conceptual consistency of a well-known construct, the Entrepreneurial Orientation, which is widely used in strategy and entrepreneurship,. We tried to analyze the seminal research contributions to assess the genesis of the concept and pave the way for further attempt to improve its operationalization.