Finance E-commerce: business aspects 3 Banking 2 Business innovation 2 Economics 2 Macroeconomics 2 Monetary economics 2 Big data 1 Business data 1 China 1 Competition 1 Consumer finance 1 Continuous development 1 Corporate finance 1 Data access 1 Data organization 1 Data storage 1 Degree of substitution 1 Degrees of freedom (mechanics) 1 Digital storage 1 Economic Value Added (EVA) 1 Economic value-added 1 Forecasting 1 Impulse response 1 Impulse response model 1 Industrial development 1 Industrial evolution 1 Internet technology 1 Loan default 1 Model application 1