Qiwei Han

Nova School of Business and Economics

Campus de Carcavelos

Lisbon, 1099-032

Portugal

http://https://www2.novasbe.unl.pt/en/faculty-research/faculty/faculty-detail/id/137/qiwei-han

  • Nova School of Business and Economics

SCHOLARLY PAPERS

4

DOWNLOADS

705

TOTAL CITATIONS

3

Ideas:
“  Economics of Digitization, Applied Data Science for Social Good, Machine Learning for Public Policy, Management Information Systems  ”

  • Nova School of Business and Economics

Scholarly Papers (4)

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1.

The Effect of Product Placement on Shopping Behavior at the Point of Purchase: Evidence From Randomized Experiment Using Video Tracking in a Physical Bookstore

Number of pages: 49 Posted: 13 Dec 2018
Pedro Ferreira, Qiwei Han and João Paulo Costeira
Carnegie Mellon University - H. John Heinz III School of Public Policy and Management, Nova School of Business and Economics and Instituto Superior Técnico (IST)
Downloads 444 (134,360)
Citation 1

Abstract:

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search cost, shopper behavior, physical retailing

2.

Understanding Heterogeneity of Investor Sentiment on Social Media: A Structural Topic Modeling Approach

Rongjiao Ji and Qiwei Han, Understanding Heterogeneity of Investor Sentiment on Social Media: A Structural Topic Modeling Approach, Frontiers in Artificial Intelligence, doi: 10.3389/frai.2022.884699
Number of pages: 42 Posted: 30 Mar 2022 Last Revised: 22 Aug 2022
Rongjiao Ji and Qiwei Han
University of Milan and Nova School of Business and Economics
Downloads 104 (530,817)

Abstract:

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Investor Sentiment, Structural Topic Modeling, Text Mining, Social Media

3.

Estimating Global Bilateral Music Flows in the Streaming Age: The Role of Distance Measures

Number of pages: 36 Posted: 31 Dec 2022
Sunniva Hermann and Qiwei Han
NOVA School of Business and Economics and Nova School of Business and Economics
Downloads 87 (591,575)

Abstract:

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Streaming Music, Bilateral Music Flow, Gravity Model, Distance Measures

4.

Combat Ai with Ai: Counteract Machine-Generated Fake Restaurant Reviews on Online Platform

Number of pages: 41 Posted: 25 Sep 2024
Alessandro Gambetti and Qiwei Han
affiliation not provided to SSRN and Nova School of Business and Economics
Downloads 70 (667,596)
Citation 2

Abstract:

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AI-generated content, Natural Language Generation, Fake Review Detection, GPT, online reviews