Aljoscha Janssen

Singapore Management University

Li Ka Shing Library

70 Stamford Road

Singapore 178901, 178899

Singapore

SCHOLARLY PAPERS

13

DOWNLOADS
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SSRN RANKINGS

Top 43,373

in Total Papers Downloads

2,467

TOTAL CITATIONS

18

Scholarly Papers (13)

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)

Abstract:

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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

Abstract:

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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)

Abstract:

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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

Abstract:

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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)

Abstract:

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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)

Abstract:

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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
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)

Abstract:

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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

Abstract:

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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)

Abstract:

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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)

Abstract:

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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)

Abstract:

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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)

Abstract:

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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)

Abstract:

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Generic Substitution, Pharmaceuticals, Health Care Costs