The Reconstruction Of Accounting Information System Based On REA Model

With great changes in our life, IT, especially computer technology and network service technology, has taken a deep influence on accounting industry. Nowadays with changes of business environment, fierceness of enterprise competition and progress of information technology, traditional accounting information system can not meet the need of its users for making decisions. So it is necessary to reconstruct accounting information system. REA model is appropriate among several attempts on reconstruction.At the beginning, this dissertation summarizes shortcomings of traditional accounting information system. Then the research focuses on the REA model. This framework, called the REA accounting model, is developed using data modeling techniques, and its underlying structure is found to consist of sets representing economic resources, economic events and economic agents plus relationships among those sets. The accounting information system based on REA flexibly generates information with different degrees of summary. Considering that realization of REA relies on design of business database, author further discusses how to reengineer accounting business process and how to design business database using an example of sales and receivables cycle in electrical appliances enterprise. Because of the relationship between accounting and IT, this dissertation chooses some typicalfinancial software——SAP R/3 and UFIDA ERP-U8 to set forth the status of REAand to forecast developing trend.The contributions of this dissertation are: (1) Elaborating the framework of accounting information system based on REA model and presenting that REA is the trend of future AIS development; (2) Assimilating the advantages of database design in computer science and practically implementing a business database on in REA, based on the conclusion of results about REA's research; (3)Analysing the typical financial software——SAP R/3 and UFIDA ERP-U8 for implementation of REA.