The Infona portal uses cookies, i.e. strings of text saved by a browser on the user's device. The portal can access those files and use them to remember the user's data, such as their chosen settings (screen view, interface language, etc.), or their login data. By using the Infona portal the user accepts automatic saving and using this information for portal operation purposes. More information on the subject can be found in the Privacy Policy and Terms of Service. By closing this window the user confirms that they have read the information on cookie usage, and they accept the privacy policy and the way cookies are used by the portal. You can change the cookie settings in your browser.
When analyzing competition in telecommunication markets it is fundamental to take into account their specific characteristics. Moreover, it is important to understand the temporal evolution of competition as a result of multiple contextual factors. For these reasons the present study analyzes competition in mobile telecommunications, measured through the Lerner Index, and explains its evolution through...
For the deficiency of the incidence model, the incidence model based on the included angle of vectors is presented and is extended to the panel data. In order to describe the incidence between the sequences, which is projected to n-dimensional vector. The included angle of vectors reacts the difference of the sequences in similarity. The incidence model based on the included angle of vectors is defined,...
The paper proposes a novel method for health monitoring and early stage fault diagnosis of IGBT by analyzing the electromagnetic radiation (EMR) pattern. The main cause behind IGBT failure is the evolving stress due to thermal cycle. The change in the operating characteristic of IGBT affects the EMR signature. The paper establishes the relation between different IGBT characteristic with EMR pattern...
This paper presents a decision support system for classification of hotel guests in the terms of additional spending. The research is conducted on three stars medium-sized hotel. Guests are classified on arrival, during check-in, in one of the two groups: low spending group or high spending group. A low spending group consists of visitors that are anticipated to spend less than 25 Euros per day for...
In tourism, it is necessary to promote sightseeing areas and tourist amenities as well as to encourage repeat visits by improving the tourists' levels of satisfaction. In this paper, we focus on impressions of sightseeing spots as an important factor in improving tourist satisfaction. Many studies have analyzed the relationship between tourists' impressions of a sightseeing area and their overall...
The problem faced by the company is how to determine potential customers and apply CRM (Customer Relationship Management) in order to perform the right marketing strategy, so it can bring benefits to the company. This research aims to perform clustering and profiling customer by using the model of Recency Frequency and Monetary (RFM) to provide customer relationship management (CRM) recommendation...
IPO (Initial Public Offerings) pricing is a systematic and complicated task that directly determines whether the capital market is able to function in a healthy way. As China's stock market goes through ups and downs, China Securities Regulatory Commission generally adopts a positive strategy. Therefore, to weaken the policy factors, 48 cases of IPO companies dated from January 2014 to February 2014...
The article mainly studies the spatial effects of the adjustment of industrial structure on the urban-rural income disparity. The results show that: first, China's regional industrial restructure and urban-rural income disparity exists significant spatial dependence and spatial heterogeneity; Second, the adjustment of industrial structure has two has spatial effect on the urban-rural income disparity...
In order to solve the problem of China's auto industry control right caused by the introduction of foreign capital, based on defining China's auto industry capital structure security, in this paper we construct China's auto industry capital structure security index system containing 6 indexes, identify the index warning limit and index positive management method and finally use the principal component...
This thesis studies the relationship between the financial ecological environment and the upgrading of high-tech industries by Granger causality test with a construction of index system about financial ecological environment (including government governance, economic foundation, financial development, social credit and legal environment) and high technology industrial upgrading based on the relevant...
Supply chain finance, rapid developing in China in recent years, is not only one of the focuses in the financial innovation, but also an important theoretical research topic. This paper puts forward the three main participants in the supply chain finance: the leader enterprise, the follower, and the financial institution, then studies on three models: supplier dominated, dealer dominated and Business...
Based on the financial security index calculated in the method of principal component analysis, this paper applies the model of BP neural network to test the result and then puts forward the early warning of Chinese financial security position in the future. In addition, the article gives some following suggestions for the early warning of financial risks: we shall reform the current financial regulation...
In this paper, we construct the financial risk early warning model based on BP neural network, make an empirical analysis of the data between January 2004 and October 2015, proves the reliability of the model prediction results through the training and test of the financial risk early warning model and finally put forward the following suggestions for preventing China's financial risks under the new...
In the favorable background of the Belt and Road Initiative, the aquatic products trade between China and ASEAN is facing a historic opportunity. In order to make guidance of transformation for the aquaculture enterprises, this article thoroughly make static and dynamic analyses on the situation of intra-industry trade of aquatic products between China and ASEAN based on the HS classification, by...
Ongoing emphasis on the fourth industrial revolution requires further focus on the Internet of Things (IoT) as a means to integrate all relevant entities within a single technological system. In the integration process, a gateway to relay the raw data to an IoT endpoint is essential so that a joint interface among the heterogeneous domains can be provided. This work describes the development of a...
This paper summarizes and analyzes the present situation of overseas development of Chinese book publishing industry. Opportunities for overseas development of Chinese book publishing industry include: Economic globalization, the growth of Chinese cultural industry, support and push for government policy, the trend of Chinese culture to the world. Through the construction of the book publishing industry...
Economic growth has become an academic research focus. In this paper, economic growth of Liaoning Province in recent 10 years is studied based on the catastrophe theory. First, the evaluation index system of economic growth is established according to factors affecting economic growth. And the relative importance of indexes is determined by the entropy weight method. Indexes' catastrophe assessment...
Green development strategy is an important direction of the future industrial development in China, and the green development ability of automobile manufacturing enterprises is an important indicator to measure the green development of the industry. We use external presentation layer, business support layer, core layer to further explain the relationship between the enterprise's green development...
Under the “new normal” of China's economy, in order to further optimize the structure of state-owned capital and to promote the reform of state-owned enterprises as well as to realize the maintenance and increase in value of state-owned assets, there was a major reform carried out in China's railway industry in 2013, then China Railway Corporation was formally established, which achieved the separation...
Existing research on layout of the marine industry is still at a scattered exploration stage, and results calculated with a relatively mature grey correlation method indicate that China is divided into three major industrial correlation regions with Shandong, Shanghai and Hainan as the core respectively while marine departments are still lack of correlation among them. According to calculation results...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.