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搜索结果: 1-15 共查到经济学 diversification相关记录18条 . 查询时间(0.07 秒)
Using a large sample of diversified firms from 38 countries we investigate the influence of several national-level institutional factors or 'institutional voids' on the value of corporate diversificat...
Decisions about how much to diversify an R&D portfolio and the specific areas in which to pursue projects are fundamental to a firm’s R&D strategy. There is some evidence that larger firms diversify t...
The article investigates the major rural income diversification patterns and their determinants in the context of China. Based on the data from a rural household survey, we first categorize the rural ...
We present a goal programming model for risk minimization of a financial portfolio managed by an agent subject to different possible criteria. We extend the classical risk minimization model with scal...
The article presents research on risk management related to computer network security in management information systems. A queuing model is presented to quantify the downtown loss faced by a network i...
This study reexamines corporate diversification strategies by comparing their performance implications given different country resource environments. We accordingly bring country environmental context...
We present an extension of the Johansen-Ledoit-Sornette (JLS) model to include an additional pricing factor called the “Zipf factor”, which describes the diversification risk of the stock market por...
Shaped by structural forces of change, banking in emerging markets has recently experienced a decline in its traditional activities, leading banks to diversify into new business strategies. This paper...
Markowitz’s mean-variance (MV) efficient portfolio selection is one of the most widely used approaches in solving portfolio diversification problem. However, contrary to the notion of diversification,...
In the market place, diversification reduces risk and provides protection against extreme events by ensuring that one is not overly exposed to individual occurrences.
The paper analyzes the diversification into non-agricultural activities in the Slovak agriculture. It describes the diversification activities according to the Farm Structure Survey. In 2007, every th...
In this study, we have investigated empirically the effects of market properties on the degree of diversification of investment weights among stocks in a portfolio. The weights of stocks within a port...
When assets are correlated, benefits of investment diversification are reduced. To measure the influence of correlations on investment performance, a new quantity - the effective portfolio size - is ...
The quantification of diversification benefits due to risk aggregation plays a prominent role in the (regulatory) capital management of large firms within the financial industry. However, the complexi...

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