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To make a wise investment decision and take appropriate action during financial crises, it’s vital for all industries to have a general idea of the key factors which affect the financial flexibility of firms in different industries. In our study, factor analysis is firstly utilized to reduce dimension....

Fintech Indonesia continues to increase during the Covid-19 pandemic. Pandemic Impact The increasingly widespread Covid-19 causes a slowdown in the national economy. Various policies have been carried out by the Indonesian government in dealing with the Covid-19 pandemic, directly have a positive impact...

The article reveals how the size shadow economy interacts with the indicators of executive bodies’ performance. The theoretical framework of the study is the set of research publications proved the impact of public institutions on the size of shadow economy. The empirical basis of the study is the evaluation...

In this study, an acid and alkali resistance cationic polyacrylamide flocculants (P(AM-MAPTAC)) was synthesized through copolymerization of acrylamide (AM) and methacrylamido propyl trimethyl ammonium chloride (MAPTAC) by innovative ultrasonic initiation technology. The structure and thermal decomposition...

The detection and processing of the sound signal are significant to the fault diagnosis in industrial processing and production quality monitoring. The current sound signal collection system is mainly used to collect signal. It can`t meet the demand of the engineers on special occasions to master the...

The outbreak of COVID-19 seriously affected the economic development of the whole world, especially the United States, which is the world’s largest economy. All sectors in the U.S. have been negatively affected by COVID-19 to a greater or lesser extent, but there are also many opportunities in such a...

Cyclostationary statistical characteristic is the main theory of studying non-stationary periodic signal. Signal and noise are always assumed that obey Gaussian distribution model in traditional signal’s processing. As the environment of non-Gaussian pulse is increasing complex, degradation problems...

Financial block chain technology is a frontier technology of financial science and technology, which plays an important role in the business processing and expansion of commercial banks under the background of Internet. This paper introduces the applications of block chain including the application of...

With the establishment of the China-ASEAN free trade zone, the trade in agricultural products, especially garlic, between China and ASEAN countries has developed rapidly. While both sides are engaged in mutually beneficial and win-win garlic trade, the problem of garlic trade has become increasingly...

In recent years, the Internet has profoundly changed the way people live, work and play in a form of rapid development. With this trend, the activities of Internet enterprises in the capital market are becoming increasingly frequent. How to use reasonable methods to value Internet enterprises has become...

By the means of the simulation companied by the experiment of GDI engine, the distribution of fuel mixture and soot emission were taken into consideration under different ignition timing. In one injection model, the ignition retard can lessen the soot emission. Two stage spray in cold start, which contributes...

Based on the theory of fluid network, the mathematical model of the self-excited oscillation pulsed water jet device was established, theory analyses the frequency characteristic of self-excited pulsed water jet nozzle on double chambers. The result shows that structural parameters greatly affect natural...

Based on the elastic-plastic static analysis results of five shear wall structure models by using the finite element software ANSYS, this paper compares the structural cracks developing conditions of the two bottom layers of structural components, analyzes the weak parts, weak components and nodes of...

With the rapid development of the Internet, China has become the world’s largest Internet country. More and more people have accepted online shopping as a new way of lifestyle. China also has the most online customers. By March 2020, the number of daily active Internet users had reached 700 million,...

This study seeks to examine the effect of Cash on Delivery (COD) Check First, Return Policy Leniency, Social Commerce Constructs, and Perceived Reputation on Purchase Intention, both directly and through Consumer Trust as an intervening variable. Employing a quantitative research approach, the study...

Behavior of body dissatisfaction has been interesting study in various studies since long time, especially in the field of psychology. Therefore, the researcher was interested in doing research, especially on female students. This study aims to see whether there is influence of perfectionism, social...

The duration is also known as the Macaulay duration. It takes the cash flow occurring in the future time to fold the present value according to the current rate of return, and then multiplies each present value by the number of years from the time when the cash flow occurs, and then sums it up. The duration...

Currently, the development of economic globalization faster, which brings not only just opportunities, more challenges. With the deepening of the global carbon consciousness, China, as the biggest developing country, should follow the world trend, and adhere to the road of sustainable development combined...

Based on the data of Shanghai-Shenzhen A-share listed companies in China from 2007 to 2019, the relationship between cash holding level and the risk of stock price collapse was verified. The study found that the increase in cash holdings of enterprises, increased management opportunistic behavior, leading...

In recent years, China’s B2C payment methods have undergone some significant changes, which have impacted the biggest beneficiaries of traditional payment methods-banks. In the past, banks monopolized people’s payments. For example, cash was issued by the bank, and transfers needed to go through the...

Nowadays large numbers of multiaxial UAVs are applied in the civilian field. The security of operating UAV has been upped to new levels. It has now become urgent to solve the problems of training high-quality UAV operators and effectively evaluating their training results. The article attempts to introduce...

Short-term forecasting of high-speed rail (HSR) passenger flow is the key to high-speed passenger rail planning decision-making. Furthermore, accurate short-term demand estimates are sure to success of rail revenue management. Different station passenger flow is effect each other, however, previous researches...

The most important pillar of the Indonesian economy is SMEs. According to data, there were 64.2 million SMEs in 2018 and they contributed 61.07% of the GDP, or 8,573.89 trillion rupiahs to the economy. The emergence of the COVID-19 pandemic in 2019 resulted in severe economic losses across the country...

Teenagers have the concept of an ideal body image by interacting with the social environment in the form of social comparisons with other people. Social comparison is closely related to social media. TikTok is one of the video-based social media that is currently booming and loved by teenagers. This...

Metro AG is selected as the research object in this paper. Metro AG's products are operated by four business units of six very distinct and independent sales divisions: cash and carry, food retail, non-food specialty stores and department stores. In the first part of this paper, the main background...

The traditional query in relation database is unable to satisfy the needs for dealing with fuzzy linguistic values. In this paper, a new data query technique combined fuzzy theory and SQL is provided, and the query can be implemented for fuzzy linguistic values query via a interface to Microsoft Visual...

The shortcomings of the traditional refractory brick processing equipment with sensor and cylinder are ineffective and the high failure rate. Aiming at this situation, the mechanical automatic processing equipment without sensor and cylinder has been designed based on some software like SOLIDWORKS and...

In real-world database, most attribute values of objects are numerical, numeral is too detail to obtaining good information or decision. Hence, linguistic rules of a set of data would be very desirable and human consistent. Based on a new aggregation operator for aggregating linguistic terms, extracting...

This study uses two essential factors, book-to-market (B/M) ratio, and cash flow to price (C/P) ratio, to generate decile portfolios. Additionally, decile portfolios sorted by two factors from high to low are formed for five years with annual returns. By comparing the five-year average returns of each...

For companies and managers, corporate value has always been the focus. However, whether the traditional research results are suitable for high-tech enterprises remains to be discussed. After all, high-tech companies have some unique features. If high-tech companies do not see this clearly and blindly...

We examine the effect of corporate cash holding on idiosyncratic risk. We find that corporate cash holding in China is positively associated with idiosyncratic risk. The association is robust to several robustness checks, including adopting an alternative method, fixed-effects model, and the inclusion...

The total integrated scattering method for non-contact measurement technology, will not damage the surface of the sample, the instrument has a simple structure, low cost, high speed, high accuracy, less susceptible to environmental factors and other characteristics, has been widely used on the quality...

Abstract: In order to comply with the requirements of modern society well, we develop an automated supermarket cash register system using modern computer information processing technology and machinery automation technology. The system consists of five sub-parts, including transmission subsystem, scanning...

The life cycle economy of the power distribution network planning scheme is becoming more and more important in power markets. The model of the distribution network planning and the configuration of switches based on the life cycle cost (LCC) of equipment was presented. The main objective is to minimize...

This paper aims to study the valuation models and build a valuation model taking the macroeconomic variables into consideration to assess the value of the startups. This research method uses the Fisher equality and DCF three-stage model, then build a cluster model taking account of the inflation rate,...

This paper develops a fixed-effect model to examine the effect of cash holding on stock price crash risk with data of Chinese listed firms from 2007 to 2018. The results indicate that corporate cash holding is positively related to stock price crash risk. Based on this consequence, it is proved that...

According to previous research, we find that enterprises at home and abroad are commonly facing the challenge of financing constraints and the steady improvement of cash liquidity enables enterprises to attract necessary investment and to get rid of financial distress. Besides, the investment and outcome...

The study addressed the following issues: “How to Analyze Financial Performance in Saving and Loan Cooperatives in West Sulawesi using Cash Availability Proportion and Profitability Proportion. The focus of this research is the financial reporting of the Savings and Loan Cooperative in West...

Frequent natural disasters and extreme weather events have encouraged governments around the world to speed up efforts to promote low-carbon transformation in various sectors. Under the goal of “double carbon”, the construction of new power system has been continuously promoted, and the following new...

With the continuous progress of 5G and Internet technology, live streaming commerce has developed and popularized rapidly in China. In particular, under the background of COVID-19 pandemic, the market prospect of live business has been increasing. This paper adopts quantitative research methods, through...

For maintenance of a certain type of equipment, a detection Based on AT89C52 as the control center for the Certain Missile Equipment Tracking System was designed. The certain equipment elastic applies to all port resources of AT89C52,it complete power control, detection mode control,display driver, buzzer...

The study introduces a new method of microporous boring machining process for high-precision.First,it is difficult to get better surface quality of microporous with micro cutting technology.Second,using again boring processing methods and the reasonable process parameters can improve greatly the quality...

The living conditions of earthworms were studied, with the aim of improving our understanding of soil recovery from acidification and of the degradation and aggregation of substances in soil. This information can provide a theoretical basis for solving the problem of excessive heavy metals in agricultural...

This paper presents a method to solve multiattribute group decision-making with linguistic assessment. The method is based on the use of fuzzy linguistic approach, and on the use of fuzzy majority of consensus, represented by means of a linguistic quantifier. The individual consensus preference degrees...

The purpose of a company is to make a profit, and the way a company makes a profit in different periods is different. This article starts from what value the profit model can create, that is, to achieve sustainable development, increase sales revenue, maintain normal cash flow, improve the time value...

As we know, promotion activities are very important marketing tools. As a result of this fact, the selection of activities is an important decision. In this paper, from the viewpoint of satisfaction degree and total expense amount, we design a reasonable evaluation function, and use genetic algorithms...

In this paper, a new method for ranking fuzzy numbers is proposed. Based on decomposition theorem of fuzzy set, firstly, the method considers interval numbers, the relation between lines and interval numbers is discussed in Cartesian coordinates, the distance of dot to lines is used as evaluation of...

We develop the panel regression model to examine the effect of corporate cash holding on stock price crash risk with data of Chinese listed firms during 2007 to 2018. Based on our results, the corporate cash holding is positively associated with future stock price crash risk. This robustness of results...

Mainly selected the "civil code" tort liability law which is closely linked with the college students to design survey questionnaire, the two universities in Anhui province college students as the research object through the questionnaire star for a month of questionnaire investigation and...

By analyzing the data of Shanghai and Shenzhen A-share listed companies from 2008 to 2021, this paper discusses the impact of green credit on enterprise investment efficiency by using the differential model. The research shows that green credit policy can significantly improve the investment efficiency...