Susumu Sato

Institute of Economic Research, Hitotsubashi University

Tokyo

Japan

SCHOLARLY PAPERS

11

DOWNLOADS
Rank 24,159

SSRN RANKINGS

Top 24,159

in Total Papers Downloads

3,896

SSRN CITATIONS

3

CROSSREF CITATIONS

5

Scholarly Papers (11)

1.

An Empirical Model of Mobile App Competition

TPRC48: The 48th Research Conference on Communication, Information and Internet Policy
Number of pages: 51 Posted: 11 Dec 2020 Last Revised: 30 Sep 2022
Hong Kong University of Science and Technology, Tokyo Keizai University and Institute of Economic Research, Hitotsubashi University
Downloads 780 (58,345)

Abstract:

Loading...

Merger simulation, market definition, SSNIP, antitrust policy, ad-sponsored media, mixed business models, platform transaction fee, app economy

2.

Dual-Role Platforms and Self-Preferencing: Sequential Search Approach

Number of pages: 41 Posted: 04 Feb 2021 Last Revised: 14 Oct 2022
Yuta Kittaka and Susumu Sato
Hitotsubashi Institute for Advanced Study, Hitotsubashi University and Institute of Economic Research, Hitotsubashi University
Downloads 739 (62,725)
Citation 4

Abstract:

Loading...

consumer search, dual-role platform, self-preferencing, structural separation

3.

Horizontal Mergers in the Presence of Network Externalities

Number of pages: 54 Posted: 10 Oct 2019 Last Revised: 30 Apr 2021
Susumu Sato
Institute of Economic Research, Hitotsubashi University
Downloads 506 (101,069)
Citation 2

Abstract:

Loading...

aggregative games, merger policy, network externalities, two-sided markets

4.

Watchdog versus Yes Man: News Source and Media Competition

Number of pages: 71 Posted: 02 May 2022 Last Revised: 11 Sep 2023
Daiki Kishishita and Susumu Sato
School of Management, Tokyo University of Science and Institute of Economic Research, Hitotsubashi University
Downloads 395 (135,319)

Abstract:

Loading...

Media competition, News source, Bias, Differentiation, Watchdog journalism

5.

Platform Oligopoly with Endogenous Homing: Implications for Mergers and Free Entry

Journal of Industrial Economics, Forthcoming
Number of pages: 43 Posted: 11 Oct 2021 Last Revised: 28 Nov 2022
Kyoto University - Graduate School of ManagementKyoto University - Graduate School of Economics, Institute of Economic Research, Hitotsubashi University and Miami University of Ohio
Downloads 373 (144,288)
Citation 2

Abstract:

Loading...

Two-sided markets, Indirect network externalities, Multi-homing, Platform mergers, Platform entry

6.

Usage Lock-In and Platform Competition

Number of pages: 39 Posted: 15 Jun 2021 Last Revised: 22 Jan 2022
Susumu Sato
Institute of Economic Research, Hitotsubashi University
Downloads 332 (163,880)
Citation 1

Abstract:

Loading...

Two-sided markets, multihoming, competition-in-utility, excessive competition

7.

Cournot Platform Competition with Mixed-Homing

Number of pages: 38 Posted: 13 Apr 2020 Last Revised: 02 May 2022
University of Nevada, Las Vegas, Kyoto University - Graduate School of ManagementKyoto University - Graduate School of Economics and Institute of Economic Research, Hitotsubashi University
Downloads 322 (169,350)

Abstract:

Loading...

Two-sided markets, conduct parameter, network externality, Lerner index, single-homing, multi-homing, mixed-homing

8.

Do Agency Contracts Facilitate Upstream Collusion?

Number of pages: 41 Posted: 21 May 2018 Last Revised: 14 Oct 2019
Yoshifumi Hino, Susumu Sato and Yusuke Zennyo
Vietnam-Japan University, Institute of Economic Research, Hitotsubashi University and Graduate School of Business Administration, Kobe University
Downloads 311 (175,664)

Abstract:

Loading...

agency contract, cartel stability, upstream collusion, wholesale contract

9.

Optimal Risk Regulation of Monopolists with Subjective Risk Assessment

Number of pages: 31 Posted: 28 Apr 2020
Daiki Kishishita and Susumu Sato
School of Management, Tokyo University of Science and Institute of Economic Research, Hitotsubashi University
Downloads 97 (482,895)

Abstract:

Loading...

Monopoly Regulation, Environmental Risk, Ambiguity, Risk Assessment, Moral Hazard

10.

Product Market Competition, Labor Mobility, and Firm-Sponsored Training: A New Perspective on Market Power

Number of pages: 67
Arghya Ghosh, Hodaka Morita and Susumu Sato
UNSW Australia Business School, School of Economics, Hitotsubashi University - Institute of Economic Research and Institute of Economic Research, Hitotsubashi University
Downloads 27

Abstract:

Loading...

competition, firm-sponsored training, labor mobility, market power, oligopoly, antitrust implications, welfare consequences

11.

Conflict between Consumer and Worker Surpluses under Monopoly Power

Economics Letters, Forthcoming
Number of pages: 8 Posted: 28 Dec 2023
Susumu Sato
Institute of Economic Research, Hitotsubashi University
Downloads 14 (983,410)

Abstract:

Loading...

Monopoly, monopsony, labor-augmenting technology, consumer welfare standard