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Nov 30, 2018Open    AccessArticle

Cointegration Based Regression to Analyse Linkage between Share Price Index and Macroeconomic Variables: Evidence from Colombo Stock Exchange

Gayani Thalagoda, Kusal Rathnayake, Sachith Abeysundara
The main objective of the study is to investigate the long run performance of the All Share Price Index (ASPI) of the Colombo Stock Exchange, based on the economic activities of Sri Lanka using cointegration and auto regressive time series. The cointegration test illustrates that share price index is cointegrated with a specific set of macroeconomic variables, i.e. exchange rate (USD/LKR), money supply, wage rates, wet foreign ass
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Sep 27, 2017Open    AccessArticle

Generalised Wald Type Test of Nonlinear Restrictions

Zaka Ratsimalahelo
This paper proposes a generalised Wald type tests to test the hypothesis of the nonlinear restrictions. We circumvent the problem of singularity of the covariance matrix associated with the usual Wald test by proposing a generalised inverse procedure, and an alternative simple procedure which can be approximated by a suitable chi-square distribution. New threshold value is derived to estimate the rank of the covariance matrix.
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Dec 02, 2016Open    AccessArticle

Input Factors to Sustainable Development of Coffee Production in the Dak Lak Province

Hoang Tuan Minh, Doan Thi Nhu Trang, Jiancheng Chen
Coffee has brought income for many households and significantly contributes to annual GDP growth of the Dak Lak province. The majority of households have said that water sources, soil quality, coffee caring techniques, capital, and cultivation experience are important for the sustainable development of coffee production [Table A1]. We used linear function and Cobb-Douglas functional form to an
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Jun 29, 2016Open    AccessArticle

Applying the DRC (Domestic Resource Cost) Index to Evaluate the Competitive Advantage of Dak Lak Coffee

Hoang Tuan Minh, Doan Thi Nhu Trang, Jiancheng Chen
In the past few years, the volatility of the world price market and the intrinsic weaknesses of production coupled with skepticism from experts as well as households had effects of coffee production [1], that’s why the purpose of the article is to use index DRC (Domestic Resource Cost) to confirm the effectiveness of the coffee plantations in Dak Lak, through DRC index we not only assess competitive advantage of the coffee over ot
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