Presenting business models are important for both existing and new businesses. These patterns help new and developing companies attract investment, attract talent, and motivate management and employees. Every organization in today's world owes its success to having a business plan based on it. But companies should change their business models according to the changes of time and customer needs. In such an environment, the company needs a dynamic policy. According to this issue, the purpose of this study was to design and explain the model of business dynamics of commercial companies in the capital market of Iran, emphasizing the developments and innovations in the field of economy. The findings of this study showed that with the aim of providing a model for the improvement and development of the business environment according to the innovative developments in this study by referring to the literature and domestic and foreign studies, first the variables affecting the improvement and promotion of business activities Were identified. The results showed that in the estimated model, variables such as the time required to start a business, obtaining a construction permit, obtaining credit, the role of innovation, access to electricity, and paying taxes were among the most important factors affecting the expansion of businesses. It is also necessary to mention that the development of the business model may not always lead to published results and may even bring disastrous results. Therefore, changing and developing the business model requires comprehensive information about the behavior of customers, competitors and suppliers.