Celtekligil, KudretAdiguzel, Zafer2024-03-132024-03-1320192357-1330https://doi.org/10.15405/epsbs.2019.10.02.23https://hdl.handle.net/20.500.12662/326115th International Strategic Management Conference (ISMC) -- JUN 27-29, 2019 -- Poznan, POLANDThe aim of this study is to research how organizational innovativeness and internal cooperation influence the firm Performance and new product performance. The survey was conducted with 270 employees. SPSS 25 Program was used for the analysis of the scales representing the variables used in the collected questionnaires In the analysis of the data prepared using the 5-point Likert scale, firstly; factor and reliability analysis, and then correlation and regression analyzes were performed. In addition, regression analysis and sobel test were performed for the analysis of the effect of the mediation variable. In the first part of the questionnaire which consists of two parts, the questions related to the department where the employees are, their work and training are included. In the second part of the questionnaire, there are scales representing the variables examined within the scope of the research. The Internal-to-Firm Transaction Costs variable, which evaluates the mediation effect, has a positive effect on both firm performance and new product performance. This situation shows how important the control of costs is for production companies. Firms that evaluate the control of costs for performance and new product are also successful in the competitive environment. (C) 2019 Published by Future Academy www.FutureAcademy.org.ukeninfo:eu-repo/semantics/openAccessOrganizational innovativenessinnovationfirm transaction costsfirm performancenew product performanceConference Object10.15405/epsbs.2019.10.02.2326625471WOS:000534220800023N/A