Aljoscha Janssen

Singapore Management University

Li Ka Shing Library

70 Stamford Road

Singapore 178901, 178899

Singapore

  • Singapore Management University

SCHOLARLY PAPERS

13

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in Total Papers Downloads

2,467

TOTAL CITATIONS

18

Scholarly Papers (13)

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1.

Shrinkflation and Consumer Demand

Kilts Center at Chicago Booth Marketing Data Center Paper
Number of pages: 59 Posted: 19 Apr 2024 Last Revised: 17 Mar 2025
Aljoscha Janssen and Johannes Kasinger
Singapore Management University and Tilburg School of Economics and Management, Tilburg University
Downloads 795 (67,358)

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Shrinkflation, Product Size, Package-downsizing, Inattention

2.

Retail Pharmacies and Drug Diversion during the Opioid Epidemic

IFN Working Paper No. 1373
Number of pages: 62 Posted: 12 Feb 2021
Aljoscha Janssen and Xuan Zhang
Singapore Management University and Singapore Management University
Downloads 336 (190,940)
Citation 15

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pharmacy, ownership, prescription opioids, drug diversion

3.

Consumer Concentration and the Risk of the "Ozempic Effect" in the US Retail Market

Number of pages: 31 Posted: 26 Jan 2024
Aljoscha Janssen
Singapore Management University
Downloads 192 (334,581)

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Retail markets, Sales concentration, Semaglutide

4.

Obfuscation and Rational Inattention in Digitalized Markets

SAFE Working Paper No. 306
Number of pages: 37 Posted: 05 Feb 2021 Last Revised: 15 Jul 2021
Aljoscha Janssen and Johannes Kasinger
Singapore Management University and Tilburg School of Economics and Management, Tilburg University
Downloads 174 (365,685)
Citation 2

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Rational Inattention, Obfuscation, Price Competition, Digitalized Markets

5.

Switching Costs, Brand Premia and Behavioral Pricing in the Pharmaceutical Market

IFN Working Paper No. 1317 (2020)
Number of pages: 49 Posted: 03 Aug 2020
Aljoscha Janssen
Singapore Management University
Downloads 150 (415,221)

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Switching Costs, Brand Premia, Behavioral Pricing, Pharmaceuticals

6.

Pregnancy and Alcohol Purchases: Evidence from Scanner Data

Number of pages: 19 Posted: 07 Sep 2019 Last Revised: 10 Jan 2020
Aljoscha Janssen and Elle Parslow
Singapore Management University and Stockholm School of Economics - Department of Economics
Downloads 147 (421,982)

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Pregnancy, Alcohol, Habits

7.

Transferable Know-How: Evidence from the Upstream Oil & Gas Industry


Number of pages: 81 Posted: 01 Jun 2022 Last Revised: 20 Mar 2025
Michele Fioretti, Alessandro Iaria, Aljoscha Janssen, Clément Mazet-Sonilhac and Robert K. Perrons
affiliation not provided to SSRN, University of Bristol, School of Economics, Singapore Management University, Sciences Po and affiliation not provided to SSRN
Downloads 137 (446,478)

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8.

Does Precise Case Information Limit Precautionary Behavior? Evidence from COVID-19 in Singapore

IFN Working Paper No. 1344
Number of pages: 25 Posted: 19 Jun 2020
Aljoscha Janssen and Matthew H. Shapiro
Singapore Management University and Singapore Management University - School of Economics
Downloads 121 (492,552)
Citation 1

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COVID-19, Transparency, Precautionary behavior

9.

Product Variety and Alcohol Purchases

Number of pages: 65 Posted: 31 May 2023
Aljoscha Janssen
Singapore Management University
Downloads 98 (575,057)

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Risky Consumption, Product Variety, Alcohol, Excise Tax

10.

Price Dynamics of Swedish Pharmaceuticals

IFN Working Paper No. 1325 (2020)
Number of pages: 43 Posted: 03 Aug 2020
Aljoscha Janssen
Singapore Management University
Downloads 92 (598,763)

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pharmaceutical pricing; dynamic oligopoly; state dependence; price cycles

11.

Do Search Costs Explain Persistent Investment In Active Mutual Funds?

Number of pages: 43 Posted: 12 Apr 2024
Aljoscha Janssen and Jurre Thiel
Singapore Management University and CPB Netherlands Bureau of Economic Policy Analysis
Downloads 90 (606,881)

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Mutual Funds, Search Costs, BLP

12.

Does a District-Vote Matter for the Behavior of Politicians? A Textual Analysis of Parliamentary Speeches

IFN Working Paper No. 1320 (2020)
Number of pages: 44 Posted: 03 Aug 2020
Andreas Born and Aljoscha Janssen
Stockholm School of Economics - Department of Economics and Singapore Management University
Downloads 73 (685,562)

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Party-line; Textual Analysis; Regression Discontinuity; Parliamentary Speeches; Voting

13.

The Importance of the First Generic Substitution: Evidence from Sweden

IFN Working Paper No. 1428
Number of pages: 39 Posted: 04 May 2022
Aljoscha Janssen and David Granlund
Singapore Management University and Umeå University
Downloads 62 (747,505)

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Generic Substitution, Pharmaceuticals, Health Care Costs