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.
According to the characteristics of aerospace computer products, this paper proposes aerospace computer productization work architecture and its detail implementations, which includes three key factors: product system plan, technical factors and management factors. By adopting this architecture, we can effectively improve the performance of aerospace computer productization.
Based on fuzzy random theory and possibilistic theory, this paper deals with the portfolio selection problem with investors' attitudes under the assumption of weak-efficient market and limited rationality investors. A portfolio selection model with fuzzy random return rate and possibilistic standard deviation is proposed. And investors' risk-preferences, optimistic-pessimistic degree and rational-emotional...
Stock selection is an important issue when it comes to investing in the stock market. However, it is worth investigating the problem of selecting portfolios while considering not only low risk but also high return on investment. The calculation process of the traditional method is highly complex and is not comprehensive in terms of what it takes into consideration. Hence, this paper proposes a new...
The rapid development of the world economy, various investment activities more frequently, how to measure whether the activities of an investment profits? So people began to explore how an investment portfolio in order to gain maximum benefit. Modern portfolio theory is about investment behavior under conditions of uncertainty theory of income, in 1959, Markowitz presents a normative model on portfolio...
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.