Data statistics: Cloud computing, smart contracts, big data analysis, blockchain technology, big data applications, big data algorithms, big data services, link and graph mining, data stream applications, data uncertainty management, big data and deep learning, IoT big data applications, big data visualization and analysis, computational modeling and data integration, data science models and methods economic development Economic policy, economic system, financial stability, financial knowledge, urban-rural development, economic system, economic methodology, financial economics, tourism economics, industrial economics, environmental economics, political economy, sustainable development, economic methodology, Islamic economics, advanced microeconomics, advanced macroeconomics, regional/international trade, sustainable economic development, methods of corporate mergers and acquisitions, agriculture and agricultural comprehensive enterprises, commercial big data analysis and application, sustainable urban transportation and environment All related topics are eligible for submission