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Articles ( Showing 1-20 of 4 items)
Searched for: [ Keywords: "clustering" ] clear all
Journal Article
Manufacturing Cost Estimation Using Piecewise Function Approaches
by Eren Sakinc  and  Alice E. Smith
Abstract
This paper describes two novel approaches to cost estimation of manufactured products where a data set of similar products have known manufactured costs. The methods use the notion of piecewise functions and are (1) clustering and (2) splines. Cost drivers are typically a mixture of categorical and numeric data which complicates cost estimation. Both clustering and splines appr [...] Read more

Journal Article
A Virtual Economics Laboratory: What Generated High Inflation? 14 Different Explanations to One Inflation Period
by Yair Barak
Abstract
A high inflation period of seven years (1978-1985) in Israel, which turned into a hyperinflation, puzzled Israeli economists, who tried to understand its causes and mechanisms. As a result, they provided fourteen different explanations. Although all of the explanations were based on the same data, the researchers’ conclusions were either different or contradictory. This s [...] Read more

Journal Article
A Study of Hierarchical Risk Parity in Portfolio Construction
by Debjani Palit  and  Victor R. Prybutok
Abstract
The construction and optimization of a portfolio is a complex process that has been a historically active research area in finance. For portfolios with highly correlated assets, the performance of traditional risk-based asset allocations methods such as the mean-variance (MV) model is limited when numerous assets are correlated. A novel clustering-based asset allocation method, [...] Read more

Journal Article
Agglomeration Economies and Rural-to-Urban Migration in India
by Arup Mitra  and  Rajesh Raushan
Abstract
Keeping in view the concept of agglomeration economies and the New Economic Geography (NEG) angle, this paper makes an attempt to examine the rural to urban population movement at the district level in India. The findings do not favour a strong positive association between levels of urbanization and migration rates.  However, there exists a cluster of districts which are a [...] Read more