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This paper proposes an uncertain data clustering approach to quantitatively analyze the complexity of prefabricated construction components through the integration of quality performance-based measures with associated engineering design…

Databases · Computer Science 2019-03-19 Wenying Ji , Simaan M. AbouRizk , Osmar R. Zaiane , Yitong Li

Localisation and circularity in perishable food supply chains are essential for sustainability. Poor allocation of time-sensitive food leads to waste, higher transport emissions, and unnecessary long-distance sourcing. Algorithms used in…

General Economics · Economics 2026-03-05 Baraa Alabdulwahab , Ruzanna Chitchyan

We consider the sectoral composition of a country's GDP, i.e. the partitioning into agrarian, industrial, and service sectors. Exploring a simple system of differential equations we characterize the transfer of GDP shares between the…

General Finance · Quantitative Finance 2014-09-15 Raphael Lutz , Michael Spies , Dominik E. Reusser , Jürgen P. Kropp , Diego Rybski

As an industry of primarily small and mid-size businesses, it is becoming increasingly more difficult for British Columbia (BC)'s tree fruit growers to compete with large, often vertically integrated producers from other regions. New ways…

Systems and Control · Electrical Eng. & Systems 2021-02-12 Svan Lembke , Youry Khmelevsky , Lee Cartier

What is the environmental impact of exports? Focusing on 2000-20, this paper combines customs, administrative, and census microdata to estimate employment elasticities with respect to exports. The findings show that municipalities that…

General Economics · Economics 2025-08-07 Carlos Góes , Otavio Conceição , Gabriel Lara Ibarra , Gladys Lopez-Acevedo

Developing technology and changing lifestyles have made online grocery delivery applications an indispensable part of urban life. Since the beginning of the COVID-19 pandemic, the demand for such applications has dramatically increased,…

Machine Learning · Computer Science 2022-04-19 Aysun Bozanta , Sean Berry , Mucahit Cevik , Beste Bulut , Deniz Yigit , Fahrettin F. Gonen , Ayşe Başar

Globally operating suppliers face the rising challenge of wholesale pricing under scarce data about retail demand, in contrast to better informed, locally operating retailers. At the same time, as local businesses proliferate, markets…

Computer Science and Game Theory · Computer Science 2021-07-19 Costis Melolidakis , Stefanos Leonardos , Constandina Koki

The understanding of complex social or economic systems is an important scientific challenge. Here we present a comprehensive study of the Spanish Stock Exchange showing that most financial firms trading in that market are characterized by…

Statistical Finance · Quantitative Finance 2009-11-13 Fabrizio Lillo , Esteban Moro , Gabriella Vaglica , Rosario N. Mantegna

Recent studies highlight economic complexity's role in mitigating fiscal crises, often measured via an economy's trade structure. Trade, however, is just one facet of an economy's structure and omits critical innovative activities like…

General Economics · Economics 2024-11-05 Goran Hristovski , Gjorgji Gockov , Viktor Stojkoski

Heterogeneity of economic agents is emphasized in a new trend of macroeconomics. Accordingly the new emerging discipline requires one to replace the production function, one of key ideas in the conventional economics, by an alternative…

General Finance · Quantitative Finance 2010-11-23 H. Iyetomi , H. Aoyama , Y. Fujiwara , Y. Ikeda , W. Souma

Tourism is one of the most important economic activities in the world: for many countries it represents the single largest product in their export basket. However, it is a product difficult to chart: "exporters" of tourism do not ship it…

General Finance · Quantitative Finance 2016-12-04 Michele Coscia , Ricardo Hausmann , Frank Neffke

We study the correlation structure of firm growth rates. We show that most firms are correlated because of their exposure to a common factor but that firms linked through the supply chain exhibit a stronger correlation on average than firms…

Statistical Finance · Quantitative Finance 2023-07-04 Luca Mungo , José Moran

One of the critical issues in national research assessment exercises concerns the choice of whether to evaluate the entire scientific portfolio of the institutions or a subset composed of the best products. Under the second option, the…

Digital Libraries · Computer Science 2018-10-31 Giovanni Abramo , Ciriaco Andrea D'Angelo , Flavia Di Costa

Labor productivity in Turkey, Spain, Belgium, Austria, Switzerland, and New Zealand has been analyzed and modeled. These counties extend the previously analyzed set of the US, UK, Japan, France, Italy, and Canada. Modelling is based on the…

General Finance · Quantitative Finance 2010-01-28 Ivan O. Kitov

Quantization is a promising technique for reducing the bit-width of deep models to improve their runtime performance and storage efficiency, and thus becomes a fundamental step for deployment. In real-world scenarios, quantized models are…

Machine Learning · Computer Science 2024-04-09 Qun Li , Yuan Meng , Chen Tang , Jiacheng Jiang , Zhi Wang

Improvement of industrial performance such as cost, lead-time, adaptability, variety and traceability is the major finality of companies. At this need corresponds the necessity to collaborate and to strengthen their coordination mechanisms.…

Software Engineering · Computer Science 2009-05-29 Omar Sakka , Valerie Botta-Genoulaz , Lorraine Trilling

Since governments give stimulus to firms and expect the spillover effect by fiscal policies, it is important to know the effectiveness that they can control the economy. To clarify the controllability of the economy, we investigate a firm…

General Finance · Quantitative Finance 2016-04-06 Hiroyasu Inoue

For Adam Smith, wealth was related to the division of labor. As people and firms specialize in different activities, economic efficiency increases, suggesting that development is associated with an increase in the number of individual…

General Finance · Quantitative Finance 2009-09-23 Cesar A. Hidalgo , Ricardo Hausmann

The global food system faces various endogeneous and exogeneous, biotic and abiotic risk factors, including a rising human population, higher population densities, price volatility and climate change. Quantitative models play an important…

General Economics · Economics 2020-12-16 Conor Goold , Simone Pfuderer , William H. M. James , Nik Lomax , Fiona Smith , Lisa M. Collins

Investment in research and development is a key factor in increasing countries' competitiveness. However, its impact can potentially be broader and include other socially relevant elements like job quality. In effect, the quantity of…

General Economics · Economics 2021-01-12 Fernando Almeida , Nelson Amoedo