In today's world of economy, the need for entrepreneurship is intensively felt. In fact, entrepreneurship along with small and medium-sized businesses is the engines of the economy. The aim of this descriptive-survey study was to determine the barriers to development in small and medium size businesses of Kermanshah. This nature of the study was qualitative-quantitative with inductive approach, where the qualitative section was conducted using content analysis method and quantitative section with survey method. The population consisted of the experts of small and medium-sized businesses, and sampling was purposive, where ultimately by reaching the theoretical saturation, 15 samples were examined; and in the quantitative part, questionnaires were given to 30 specialists. Deep and semi-structured interviews and questionnaires were used to collect the data needed. In the qualitative part of the study, validity and reliability were examined through proper sample selection and revision of the participants and experts. In the quantitative part, content validity and Cronbach's alpha were used for reliability and reliability, respectively, this was 0.72 for the barriers. After reviewing the interviews, they were coded, based on which 30 open and 5 axial codes were obtained. After that to prioritize the known factors, the extracted codes were given to the experts in the form of a questionnaire in Likert scale. Finally, the results of prioritization of factors based on frequency and Friedman test indicated that among the deterrent factors, organizational weakness and economic failure with 3.93 points and legal failure and functional weakness of the organizations in question with a score of 3.80 were the most important factors inhibiting the development of small and medium size businesses in Kermanshah.

Abdelrahman, S.O. (2012). The Impact of Entrepreneurial Marketing Factors on Competitive Innovativeness  among  Female  Entrepreneurs  in  Egypt.  M.Sc.Thesis,  Department  of  Business  Administration,  Faculty  of  Commerce,  Cairo University .Arrow, Kenneth J Limited Knowledge and Economic“Analysis,“  American Economic, 1, 1-10.

Adib Haj Bagheri, M., Parvizi, S., Salsali, M. (2010). Qualitative research methods. Bashari Publishing, Second Edition.

Alizadeh Marzanaki, A.R. (2008). Effective factors on accelerating the importance of companies in the economy. Published at the 2nd International Conference of Consultants and Directors. International conference of Iran. 1- 18

Amid, A., Gamkhaari, M. (2009). Examining the impact of Information Technology on the Development of Export of Small and Medium Industries in Iran. Managerial Outlook Quarterly, 32, 183-202.

Amin Bidokhti, A.A., Barzegar, M. (2011). Examining the barriers to small and medium enterprises development and providing a framework for supporting these firms. Work and Society Monthly, 138, 34 48.

Christina, B., Neelufer, A., and AlAmri, S.  2014. Challenges and barriers encountered by the SMEs owners in Muscat.  Journal of Small Business and Entrepreneurship Research, 12(3), 1-13.

Conference of Economic Activists, Kermanshah Province (2016).

Davoudi SMM & Fartash K (2012). Electronic human resource management: New Avenue which leads to organizational success. Spectrum: A journal of multidisciplinary research, 1(2), 75-87.

Davoudi SMM & Fartash K (2012). Integrating human resource management with firm’s strategy: A key concept to achieve firm’s superior performance. Arth Prabhand: A journal of economics and management, 1(2), 100-115.

Davoudi SMM & Shabaani E (2012). Human resource management in virtual organizations. Asian journal of research in social science and humanities, 2(6), 224-234.

Davoudi SMM, Fartash K, Abbasian M (2012). Perception of Justice as an Antecedent of Organizational Citizenship Behavior: A Survey in Iran's Insurance Industry. Pacific business review international, 4(4), 18-26.

Davoudi SMM, Kaur R (2012). International human resource management: Managing people in multinational enterprises. Spectrum: A journal of multidisciplinary research, 1(2), 41-56.

Derini, M., Aqajani, Afroozi, A., Taban, M., Mohammadi Saleh, M. (2015). Modeling Internal Factors Affecting the Implementation of SMEs. Industrial Management Studies. Thirteenth year

Edraki, M.R. (2008). Small and Medium Enterprises Development Center of Iran. Technology Development Quarterly, 12, 26-33.

Fattah, B. (2007). Industrial Development Policies, Nahr: Azar Publications.

Gankema, H. G., H. R. Snuif. (2000) and P. S. Zwar Internationalization Processof Small and Medium-sized Enterprises: An Evaluation ofStage Theory, “Journal of Small ,Business Management, 38, 4-11.

Haji, R., Pasbani, M. (2009). Studying the Developmental Approach in Small and Medium-sized Companies, A Case Study of Automobile Manufacturers in the Province of East Azarbayjan. Industrial Institutes Magazine, 4(8), 31-53.

Institute for Business Studies and Research (2005). Creation and development of job opportunities in the manufacturing and technical services of the country; Tehran. First Edition.

Karpak, B. & Topcu, Ilker. (2010). Small medium manufacturing enterprises in Turkey: An analytic network process framework for prioritizing factors affecting success. International Journal of Production Economics, 125, 60-70

Kazemi, F., Hosseini, A. (2015). Barriers to Small and Medium Businesses. Monthly Scientific and Promotion of Entrepreneurship Development in Universities, 28.

Khoshnudifar, Z., Sukhtanloo M., Malek Mohammadi, I. (2010). Effect of Bank Performance and Agricultural Jihad Organization on the Success of Small and Medium Businesses in the Agricultural Sector. Journal of Agricultural Development Economics, 18 (72), 139-160.

Mahboubi, M.R. (2016). The study of barriers to development of edible fungal business in rural areas of Golestan province. Journal of Entrepreneurship in Agriculture, 3(4), 103-117.

Malayshahi, G.H., Treefiyan, Sh., Sarani, V. (2015). Factors Affecting the Success of Small and Medium Crops and Gardens in Zabol. Iranian Economic Research and Development, 4.

Nasheifar, V., Saadat, M. Abbasi, Z. (2010). Identify the regional and small entrepreneurship capabilities. Commercial Magazine, 6(14), 60 - 72.

Qahfarokhi, A., Mohebbi, M. (2015). Entrepreneurship and small business enterprises. Tehran University Press. Sixth Printing 2013.

Rastgar AA, Davoudi SMM, Oraji S, Abbasian M (2012). A study of the relationship between employees’ spiritual intelligence and job satisfaction: A survey in Iran’s banking industry. Spectrum: A journal of multidisciplinary research, 1(2), 57-74.

Rastgar AA, Pourebrahimi N & Davoudi SMM (2012). Leader-Member Exchange and organizational citizenship behavior: A survey in Iran's food industry. Pacific business review international, 5(5), 13-18.

Salavat Sarcheshmeh, B., Madah, M., Yazdani-rad, E. (2008). Policy and planning framework to support the creation and development of small and medium enterprises. Technology Development Quarterly, 12, 39-49.

Sarmaed, Z., Bazargan, A., Hejazi, E. (2008). Research Methods in Behavioral Sciences. Tehran: Ad. Print fifteen

Shayeqi, M. (2007). The Role of Small and Medium Industries in Export Development of the Country. Tehran: Aria Publications.

Soleimani, M., Hossein Gholizadeh, R., Kharakian, A.R. (2016). Drivers and inhibitors of setting up companies based in the Center for the Development of Science Sciences in Ferdowsi University of Mashhad. Entrepreneurship Development Magazine, 9(1), 79-97.

Svetlicic, M., & et al. (2007),”Internationalization of Small and Medium – size Enterprises from selected central European economies”, Eastern European Economics, 45(4), 36-65.

Tastan, SB & Davoudi, SMM (2017). The Relationship between Organisational Climate and Organizational Innovativeness: Testing the Moderating Effect of Individual Values of Power and Achievement. International Journal of Business Innovation and Research, Inderscience Publishers, 12(4), 465-483.

Tastan, Secil Bal & Davoudi, S.M.M. (2015). A Research On The Relevance Of Intellectual Capital
And Employee Job Performance As Measured With Distinct Constructs Of In-Role
And Extra-Role Behaviors. Indian Journal of Science and Technology, 8(7), 724-734.

Vasant,  Desai  (2003),  “Problems  and  Prospects  of  Small-Scale  Industrial  in  India”,  Himalaya Phblishing House,12, 225-233.