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        1 - The measurement and analysis of sunflower producers, technical efficiency in khoy
        ali bagerzadeh
        Regarding the importance of sunflower in production of nuts and oil, it has been tried to calculate the production function of sunflower growers in khoy. To this purpose the timer linear programming (LP) method was used, which was based on a field research, using the cr More
        Regarding the importance of sunflower in production of nuts and oil, it has been tried to calculate the production function of sunflower growers in khoy. To this purpose the timer linear programming (LP) method was used, which was based on a field research, using the cross sectional data in 1387. The results obtained showed that the average technical efficiency of sunflower growers in Khoy was about %53, which in dicated the %47 wastage of the production resources. It was recognized that the lack of training and agricultural extension services were the effective social factors in technical workability of sunflower growers in Khoy. In conclusion, we suggest the governmental authorities to increase the allocated budget to promote the versatility of the sunflower growers and eliminate the unnecessary losses. Manuscript profile
      • Open Access Article

        2 - Assessing the Quality of Health Care Services from Customers’ Perspective Using Mixed Fuzzy Multi-Criteria Decision-Making Tools (Case Study: Shahrood Health Centers)
        Noora Amiri aliakbar hasani
        Introduction: Awareness of patient satisfaction from service quality is vital to advance performance improvement strategies. The main goals to evaluate the quality of services in the health and treatment system are service performance, service identification, service pe More
        Introduction: Awareness of patient satisfaction from service quality is vital to advance performance improvement strategies. The main goals to evaluate the quality of services in the health and treatment system are service performance, service identification, service performance improvement evaluation and finally providing favorable service to customers. Methods: In this research, seven key aspects were identified to assess the quality of health care system. Then, they weighted by the best-worst fuzzy developed method. In the following by using a researcher-made questionnaire, the openions of referrals to selected departments of the treatment center have been reviewed as a statistical sample of service quality. Finally, the complex of treatment centers, hospital departments, and quality dimensions were analyzed and ranked by Fuzzy Vikor Method, Friedman statistical tests and Analysis of variance. Results: Development of comprehensive satisfaction assessment model could include desirable range of criteria affecting the satisfaction of the referrers to health centers. In addition, using developed multi-criteria fuzzy hybrid decision making has been able to consider the uncertainty of the assessment process for the qualitative criteria considered by the evaluators. Key findings of the research suggest that the final weights in order of priority are: pivotal patient (0.198), time (0.188), effectiveness (0.178), responsiveness (0.123), warranty (0.112), financial (0.108), and health communication (0.9). Conclusion: Health centers by focusing on priority-based performance improvement programs can offer a better level of service quality and can achieve higher customer satisfaction. Therefore, they will be able to achieve a sustainable competitive advantage. Manuscript profile
      • Open Access Article

        3 - Study and Research on the Six-Year Process of Bitcoin Price and Return
        Mehrzad Alijani Bahman Banimahd Mehdi Madanchi
      • Open Access Article

        4 - The effect of value of small-volume transactions on the TEDPIX of Iran
        Reza Fallah-Moghaddam Saman Babaie-Kafaki
        Abstract The value of small-vlume transactions stock (shares + preemptive rights + shares ETF) is obtained by deducting the value of block transactions from the value of total transactions in the Iranian Stock Exchange. This research includes two main parts. Considerin More
        Abstract The value of small-vlume transactions stock (shares + preemptive rights + shares ETF) is obtained by deducting the value of block transactions from the value of total transactions in the Iranian Stock Exchange. This research includes two main parts. Considering the importance of the Black-Scholes price model in financial mathematics, using deep mathematical tools such as nonlinear analysis, stochastic analysis, Ito's lemma and the Radon-Nikodym derivative, a theoretical mathematical result was obtained regarding the Black-Scholes price model. we found Theorem 1 in chapter (4) is actually a deep theoretical mathematical relationship for predicting the price in the future. Also, the results of this theorem were used to investigate the trend of the value of small stock transactions in the Iranian stock market in the future time frames. The second topic we discuss in this article is to investigate the impact of changes in the value of small-vlume transactions stock on Tedpix of the Iranian stock market, using modeling and mathematical tools, including the Black-Scholes model, financial technical analysis tools, statistical methods and the Hurst test. Usually, mathematical and computational tools use stock price data to predict the trend of financial markets. Also, the number of traded shares of a stock company can be an indicator to identify the entry point for buying or the exit point for selling. Considering the extreme price fluctuations in the last few years in the Iranian stock market and the difficulty of setting a ceiling for the price, as well as the existence of processes such as capital increases in company assemblies that change the total number of tradable shares of a company, the importance of using data on the value of small stock transactions It is revealed as a combination of price and number of shares data. In this study, in a period of about seventeen months (in which the most severe fluctuations in the history of the Iranian Stock Exchange occurred), weekly information on the average value small-volume transactions has been examined. The results of this research confirm that with the increase or decrease of the total index of the Iranian stock market, we see a similar trend in the value small-volume transactions. We also showed that the value of small stock trades is trending by using the Hurst test. Manuscript profile