Abstract: As an important form of informal finance, commercial credit is widely used among enterprises. Does commercial credit promote the total factor productivity of enterprises? According to the theoretical literature and the reality, using the large sample data of Chinese industrial enterprises, the paper empirically tests the impact of commercial credit on the productivity of enterprises from three aspects: the provision and acquisition of commercial... More

Abstract: In this paper, we use the macro data from the first quarter of 2001 to the first quarter of 2015, through vector autoregressive (VAR) model, Granger causality analysis, impulse response function (RFI) and variance decomposition analysis of quantitative analysis methods, to research on the relationship among China’s real growth variation of gross domestic product(GDP), Money supply growth rate and consumer price index. We find that the money... More

Abstract: The general purpose of this study is to formulate a portrait of the issue of online lectures on accounting students of the Faculty of Economics and Business during the covid-19 pandemic at the Muhammadiyah University of North Sumatra. The research was conducted at the Faculty of Economics and Business. This type of research is survey research. The research sample is Grade 6/B Accounting Student of the Faculty of Economics and Business at the... More

Abstract: Transient change of the operating parameters has a serious influence on the stability of liquid annular seals. Take the liquid annular seals as a research object, a numerical method based on six-degree-of-freedom (6DOF) to analyze the dynamic response of liquid annular seals under gravity impact load. The variations of the force of liquid seal and pressure as well as the axis trajectory in time history are investigated. The influence of... More

Abstract: This paper describes an academic study into the wealth of successful technology entrepreneurs in the United Kingdom. Here we are concerned with the dimensions of wealth in terms of its measurement. The methodology used involved three stages to determine the nature of the wealth involved. Initial sources (predominantly literature) and further sources (mainly business information) were considered in stage one to understand the measurement of the... More