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Studying the Evolution of the ‘Circular Economy’ Concept using Topic Modelling

Research output: Chapter in Book/Conference proceedingConference contributionpeer-review

Abstract

Circular Economy has gained immense popularity for its perceived capacity to operationalise sustainable development. However, a comprehensive long-term understanding of the concept, characterising its evolution in academic literature, has not yet been provided. As a first step, we apply unsupervised topic models on academic articles to identify patterns in concept evolution. We generate topics using LDA, and investigate topic prevalence over time. We determine the optimal number of topics for the model (k) through coherence scorings and evaluate the topic model results by expert judgement. Specifying k as 20, we find topics in the literature focussing on resources, business models, process modelling, conceptual research and policies. We identify a shift in the research focus of contemporary literature, moving away from the Chinese pre-dominance to a European perspective, alongwith a shift towards micro level interventions, e.g., circular design, business models, around 2014-2015.
Original languageEnglish
Title of host publicationIntelligent Data Engineering and Automated Learning – IDEAL 2019
Subtitle of host publication20th International Conference, Manchester, UK, November 14–16, 2019, Proceedings, Part II
EditorsHujun Yin, David Camacho, Peter Tino, Antonio J. Tallón-Ballesteros, Ronaldo Menezes, Richard Allmendinger
PublisherSpringer Nature
Pages259-270
Number of pages12
ISBN (Electronic)9783030336172
ISBN (Print)9783030336165
Publication statusPublished - 24 Oct 2019

Publication series

NameLecture Notes in Computer Science
PublisherSpringer
Volume11872
ISSN (Print)0302-9743

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 17 - Partnerships for the Goals
    SDG 17 Partnerships for the Goals

Keywords

  • circular economy
  • topic modeling
  • concept evolution

Research Beacons, Institutes and Platforms

  • Sustainable Consumption Institute

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