Access Statistics for Toshihiro Matsumura

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Working Paper File Downloads Abstract Views
Last month 3 months 12 months Total Last month 3 months 12 months Total
A New Approach to Free Entry Markets in Mixed Oligopolies: Welfare Implications 0 0 0 111 1 2 9 140
A small firm leads to curious outcomes: Social surplus, consumer surplus, and R&D activities 0 0 0 74 1 3 11 244
Access Charge, Vertical Separation, and Lobbying 0 0 0 3 1 4 7 43
Access charges, vertical separation, and lobbying 0 0 0 18 1 4 13 122
Airport privatization and international competition 0 0 1 121 0 0 10 360
An Advantage of Emission Intensity Regulation for Emission Cap Regulation in a Near-Zero Emission Industry 0 0 0 44 0 2 6 86
Are fuel taxes redundant when an emission tax is introduced for life-cycle emissions? 0 0 4 34 0 4 32 88
Asymmetric welfare implication between a small number of leaders and a small number of followers in Stackelberg models 0 0 0 87 1 5 7 146
Collusion, Agglomeration, and Heterogeneity of Firms 0 0 0 14 0 4 16 71
Common Ownership among Private Firms and Privatization Policies 0 2 10 123 0 5 30 253
Common Ownership and Environmental Corporate Social Responsibility 0 0 0 81 3 9 30 177
Comparing Welfare and Profit in Quantity and Price Competition within Stackelberg Mixed Duopolies 0 0 0 139 1 5 13 226
Competitive Pressure from Neighboring Markets and Optimal Privatization Policy 0 0 0 56 0 4 13 95
Corporate social responsibility and privatization policy in a mixed oligopoly 0 0 0 103 0 0 7 289
Cournot–Bertrand comparison under common ownership in a mixed oligopoly 0 1 3 77 1 13 27 170
Dynamic privatization policy 0 0 1 95 0 2 15 236
Emission Cap Commitment versus Emission Intensity Commitment as Self-Regulation 0 0 0 81 1 4 10 204
Endogenous Public and Private Leadership with Diverging Social and Private Marginal Costs 0 0 1 84 0 3 13 160
Entry-License Tax: Stackelberg versus Cournot 0 0 0 73 0 7 16 175
Evolution of competitive equilibrium with endogenous product differentiation 0 0 0 57 1 3 10 170
Firms' Costs, Profits, Entries, and Innovation under Optimal Privatization Policy 0 0 4 148 1 3 16 294
Flexible Privatization Policy in Free-Entry Markets 0 1 4 77 0 5 26 231
Free Entry under Common Ownership 0 0 1 77 1 1 16 193
Free entry under an output-cap constraint 0 0 0 36 2 7 13 83
Fuel diversification among firms and common ownership 0 2 26 26 0 8 46 46
Government-Leading Welfare-Improving Collusion 0 0 0 104 2 4 13 160
Green transformation in oligopoly markets under common ownership 1 1 3 102 1 5 18 122
How Many Firms Should Be Leaders? Beneficial Concentration Revisited 0 0 1 55 2 6 10 169
Implicit Protectionism via State Enterprises and Technology Transfer from Foreign Enterprises 0 0 1 57 0 4 15 158
Inefficient but robust public leadership 0 0 1 65 0 1 14 149
Lobbying for Regulation Reform by Industry Leaders 0 0 0 53 0 1 9 126
Long-Run Evaluation of Cost-Reducing Public Infrastructure Investment 0 0 0 98 0 6 15 203
Long-Run Welfare Effect of Energy Conservation Regulation 0 0 0 49 0 1 10 90
Market Competition, R&D and Firm Profits in Asymmetric Oligopoly 0 0 0 169 0 3 15 426
Market Concentration, Privatization Policies, and Heterogeneity among Private Firms in Mixed Oligopolies 0 0 0 47 0 4 11 72
Market competition and strategic choices of electric power sources under fluctuating demand 0 0 1 81 0 0 10 134
Market transparency in a mixed oligopoly 0 0 4 35 0 3 26 76
Mixed Duopoly: Differential Game Approach 0 0 0 49 0 2 13 92
Mixed Duopoly: Differential Game Approach 0 0 0 163 2 4 16 301
Mixed Oligopoly, Foreign Firms, and Location Choice 0 0 0 17 0 5 16 136
Multiple Long-Run Equilibria in a Free-Entry Mixed Oligopoly 0 0 0 108 1 4 16 230
On patent licensing in spatial competition with endogenous location choice 0 0 0 11 0 4 10 141
Optimal Energy-Saving Investments and Jevons Paradox in Duopoly Markets 0 0 11 50 2 6 39 119
Optimal Privatization Policy under Private Leadership in Mixed Oligopolies 0 0 0 71 1 2 12 121
Optimal Privatization Policy with Asymmetry among Private Firms 0 0 0 122 0 3 20 273
Optimal Privatization and Uniform Subsidy Policies: A Synthesis 0 0 0 44 0 4 8 92
Optimal Production Tax and Privatization Policies under an Endogenous Market Structure 0 0 0 81 0 1 11 156
Optimality of Emission Pricing Policies Based on Emission Intensity Targets under Imperfect Competition 0 0 0 100 0 3 17 225
Patent licensing, bargaining, and product positioning 0 0 1 129 0 2 14 357
Payoff interdependence and welfare-improving location diversification 0 0 13 43 0 4 38 84
Privatization and entries of foreign enterprises in a differentiated industry 0 0 1 10 0 1 10 77
Procurement of Advanced Technology and Welfare-Reducing Vertical Integration 0 0 0 123 0 0 16 382
Profit-enhancing emissions taxes in near-zero-emissions industries 2 5 29 29 3 14 59 60
Profit-enhancing entries in mixed oligopolies 0 0 0 79 0 2 16 162
Promoting Green or Restricting Gray? An Analysis of Green Portfolio Standards 0 0 1 98 0 4 16 226
Regional restriction, strategic delegation, and welfare 0 0 0 74 0 1 12 282
Regulated Input Price, Vertical Separation, and Leadership in Free Entry Markets 0 0 0 44 0 1 6 142
Relative Performance and R&D Competition 0 0 0 137 0 1 9 383
Shadow Cost of Public Funds and Privatization Policies 0 0 0 75 1 2 15 222
Should firms employ personalized pricing? 0 1 1 83 5 7 22 246
Tax versus Regulations: Robustness to Polluter Lobbying Against Near-Zero Emission Targets 0 0 0 86 1 1 7 169
The Equivalence of Emission Tax with Tax-Revenue Refund and Emission Intensity Regulation 0 0 0 87 2 5 20 225
The Relationship between Privatization and Corporate Taxation Policies 0 0 0 83 0 3 18 232
The optimal fuel and emission tax combination for life -cycle emissions under imperfect competition 1 1 2 5 1 4 16 21
The optimal fuel and emission tax combination for life-cycle emissions under imperfect competition 0 0 7 130 0 5 34 142
Welfare effects of common ownership in an international duopoly 0 0 9 93 0 3 23 160
What role should public enterprises play in free-entry markets? 0 0 0 67 0 0 12 293
When Market Competition Benefits Firms 0 1 2 292 0 3 10 1,341
Total Working Papers 4 15 143 5,337 40 246 1,129 13,279
4 registered items for which data could not be found


Journal Article File Downloads Abstract Views
Last month 3 months 12 months Total Last month 3 months 12 months Total
A NONCOOPERATIVE SHIPPING COURNOT DUOPOLY WITH LINEAR‐QUADRATIC TRANSPORT COSTS AND CIRCULAR SPACE* 0 0 0 31 0 2 6 135
A Negative Effect of Cost‐Reducing Public Investment: The Role of Firms’ Entry 0 0 0 8 0 1 5 27
A Two-stage Cournot Duopoly with Inventory Costs 0 0 0 13 2 2 4 28
A Two‐stage Price‐setting Duopoly: Bertrand or Stackelberg 0 0 1 8 0 2 9 31
A comparison between emission intensity and emission cap regulations 0 0 0 30 1 5 12 178
A note on the excess entry theorem in spatial markets 0 0 0 48 0 2 4 157
AIRPORT PRIVATIZATION AND INTERNATIONAL COMPETITION 0 0 0 34 1 2 7 107
Advertising competition in a mixed oligopoly 0 0 0 77 1 1 4 209
An analysis of entry-then-privatization model: welfare and policy implications 0 0 0 22 0 2 13 95
Are fuel taxes redundant when an emission tax is introduced for life-cycle emissions? 0 0 2 6 0 3 14 22
COMPETITION‐ACCELERATING PUBLIC INVESTMENTS* 0 0 0 15 0 1 2 102
COMPETITIVENESS AND STABILITY OF COLLUSIVE BEHAVIOR 0 0 2 21 1 2 17 75
Cartel Stability in a Delivered Pricing Oligopoly 0 0 0 35 0 0 13 143
Collusion, agglomeration, and heterogeneity of firms 0 0 0 42 1 6 14 144
Common ownership and environmental Corporate Social Responsibility 0 0 2 20 2 8 31 61
Common ownership in a delivered pricing duopoly 0 0 1 9 0 2 9 32
Comparing welfare and profit in quantity and price competition within Stackelberg mixed duopolies 0 0 1 25 1 3 15 93
Comparison between specific taxation and volume quotas in a free entry Cournot oligopoly 0 0 2 27 0 0 11 136
Competition and privatization policies revisited: the payoff interdependence approach 0 0 0 34 0 2 5 150
Competition mode and common ownership in a mixed oligopoly 0 1 1 16 0 8 72 101
Competitive pressure from neighboring markets and optimal privatization policy 0 0 0 21 1 4 11 79
Competitiveness and R&D competition revisited 0 1 3 75 1 4 15 255
Congestion-reducing investments and economic welfare in a Hotelling model 0 1 2 50 2 7 15 215
Consumer-benefiting exclusive territories 0 0 2 43 0 4 11 264
Consumer‐benefiting exclusive territories 0 0 0 0 0 2 13 18
Corporate Social Responsibility or Payoff Asymmetry? A Study of an Endogenous Timing Game 0 0 0 24 3 6 26 99
Corporate social responsibility and endogenous competition structure 0 0 1 87 0 2 16 222
Corporate social responsibility and privatization policy in a mixed oligopoly 0 0 2 43 1 5 23 154
Cost differentials and mixed strategy equilibria in a Hotelling model 0 0 0 70 1 7 17 257
Cournot Duopoly With Multi‐period Competition: Inventory as a Coordination Device 0 0 0 83 0 2 6 273
Cournot and Bertrand in shipping models with circular markets* 0 0 0 45 0 2 6 215
Cournot–Bertrand comparison in a mixed oligopoly 0 0 1 53 0 3 10 162
Dynamic Privatization Policy 0 0 0 24 0 1 8 63
ENDOGENOUS FLEXIBILITY IN THE FLEXIBLE MANUFACTURING SYSTEM 0 0 0 25 0 3 8 143
ENDOGENOUS TIMING IN MULTI-STAGE DUOPOLY GAMES 0 0 0 26 0 1 4 51
Eco-technology licensing by a foreign innovator and privatization policy in a polluting mixed duopoly 0 0 0 21 1 3 11 66
Economic welfare in delivered pricing duopoly: Bertrand and Cournot 0 0 0 35 0 1 4 103
Endogenous Role in Mixed Markets: A Two‐Production‐Period Model 0 0 1 5 0 1 13 21
Endogenous Timing in Mixed Duopolies With Externality 0 0 1 7 0 1 8 65
Endogenous public and private leadership with diverging social and private marginal costs 0 0 2 10 0 3 18 48
Endogenous timing in the switching of technology with Marshallian externalities 0 0 0 19 0 1 6 57
Entry License Tax: Stackelberg versus Cournot 0 0 0 11 2 9 17 77
Entry regulation and social welfare with an integer problem 0 0 0 31 0 2 8 115
Environment and International Cooperation 0 0 0 0 1 3 3 18
Environmental corporate social responsibility: A note on the first-mover advantage under price competition 0 0 7 125 2 12 36 402
Equilibria for circular spatial Cournot markets 0 0 0 23 0 5 8 72
Equilibrium Location and Economic Welfare in Delivered Pricing Oligopoly 0 1 1 33 0 4 8 146
Equilibrium number of firms and economic welfare in a spatial price discrimination model 0 0 2 45 0 1 8 157
Ex-ante versus ex-post privatization policies with foreign penetration in free-entry mixed markets 0 0 0 22 0 0 8 89
Free entry under an output-cap constraint 0 0 0 9 0 2 11 39
Free entry under common ownership 0 0 0 22 0 2 12 87
Government-leading welfare-improving collusion 0 0 0 17 1 3 12 86
Green transformation in oligopoly markets under common ownership 0 0 2 11 1 6 12 29
HOW MANY FIRMS SHOULD BE LEADERS? BENEFICIAL CONCENTRATION REVISITED 0 0 2 37 0 3 12 105
How Many Firms Become Leaders? 0 0 0 0 0 1 1 101
Implicit protectionism via state enterprises and technology transfer from foreign enterprises 0 0 0 10 1 3 19 46
Inefficient but Robust Public Leadership 0 0 1 28 0 6 11 85
Introduction 0 0 0 0 0 0 4 10
LOCATING OUTSIDE A LINEAR CITY CAN BENEFIT CONSUMERS 0 0 0 17 0 3 11 74
Lack of commitment to future privatization policies may lead to worst welfare outcome 0 0 0 10 1 1 16 62
Lobbying for Regulation Reform by Industry Leaders 0 1 1 21 0 5 11 79
Location equilibrium with asymmetric firms: the role of licensing 0 0 0 34 0 2 11 135
Long-Run Effects of Foreign Penetration on Privatization Policies 0 0 1 49 0 5 12 135
Long-Run Effects of Tax Policies in a Mixed Market 0 0 0 27 0 0 7 126
Long-run welfare effect of energy conservation regulation 0 0 0 36 0 1 10 88
MARKET COMPETITION, R&D AND FIRM PROFITS IN ASYMMETRIC OLIGOPOLY 0 0 0 82 2 8 17 231
MARKET STRUCTURE AND PRIVATIZATION POLICY UNDER INTERNATIONAL COMPETITION 0 0 0 17 0 1 7 78
MIXED DUOPOLY, PRODUCT DIFFERENTIATION AND COMPETITION 0 0 1 34 1 3 12 99
Market Instability in a Stackelberg Duopoly 0 0 0 5 0 6 15 49
Market competition and strategic choices of electric power sources under fluctuating demand 0 0 0 9 1 1 9 35
Merger and entry-license tax 0 0 0 30 0 0 9 90
Mixed Duopoly with Product Differentiation: Sequential Choice of Location 0 0 0 83 0 0 10 284
Mixed Oligopoly at Free Entry Markets 0 0 1 144 0 2 10 460
Mixed duopoly, location choice, and shadow cost of public funds 0 0 0 18 3 3 16 80
Mixed duopoly, privatization, and subsidization with excess burden of taxation 0 0 0 2 1 3 10 26
Mixed duopoly, privatization, and subsidization with excess burden of taxation 0 0 0 37 0 6 10 131
Mixed duopoly: Differential game approach 0 0 0 26 1 5 11 84
Mixed oligopoly and spatial agglomeration 0 0 0 1 0 1 7 12
Mixed oligopoly and spatial agglomeration 0 0 0 91 0 2 8 349
Mixed oligopoly and spatial agglomeration in quasi-linear city 0 0 0 72 0 1 7 270
Mixed oligopoly, foreign firms, and location choice 0 0 0 47 2 4 19 245
Noncooperative and Cooperative Environmental Corporate Social Responsibility 0 0 2 36 0 0 9 83
ON THE ROBUSTNESS OF PRIVATE LEADERSHIP IN MIXED DUOPOLY 0 0 0 11 0 0 7 146
Optimal Privatisation Policy under Private Leadership in Mixed Oligopolies 0 0 0 7 0 4 15 41
Optimal Privatisation and Trade Policies with Endogenous Market Structure 0 0 0 33 1 3 7 75
Optimal Production Tax in a Mixed Market with an Endogenous Market Structure 0 0 2 13 1 2 8 35
Optimal energy-saving investments and Jevons Paradox in duopoly markets 0 0 3 3 0 5 18 18
Optimal privatization and uniform subsidy policies: A note 0 0 0 8 0 4 13 34
Optimal privatization policy with asymmetry among private firms 0 0 0 4 0 1 12 38
Optimality of emission pricing policies based on emission intensity targets under imperfect competition 0 0 0 15 1 5 13 57
PRIVATIZATION WAVES 0 0 1 32 1 2 12 120
Partial Agglomeration or Dispersion in Spatial Cournot Competition 0 0 0 3 0 3 9 17
Partial privatization in mixed duopoly 0 1 5 405 0 5 27 935
Payoff dominance and risk dominance in the observable delay game: a note 0 0 0 41 1 2 8 169
Payoff interdependence and the multi-store paradox 0 0 0 6 0 1 6 37
Presence of foreign investors in privatized firms and privatization policy 0 0 0 27 0 1 18 114
Price leadership in a homogeneous product market 0 0 0 28 0 4 9 208
Price versus quantity in a mixed duopoly 0 0 0 48 0 1 5 142
Price versus quantity in a mixed duopoly with foreign penetration 0 0 0 41 1 6 16 180
Privatization Neutrality Theorem in Free Entry Markets 0 0 0 17 0 4 8 74
Privatization and entries of foreign enterprises in a differentiated industry 0 0 0 49 0 0 8 158
Privatization neutrality theorem revisited 0 0 1 24 1 2 8 95
Procurement of advanced inputs and welfare-reducing vertical integration 0 0 0 10 1 3 9 40
Profit-Enhancing Parallel Imports 0 0 0 21 1 1 7 143
Profit‐enhancing entries in mixed oligopolies 0 1 3 12 1 8 17 43
Promoting green or restricting gray? An analysis of green portfolio standards 0 0 1 19 0 3 7 78
Quantity-setting oligopoly with endogenous sequencing 0 0 1 55 0 4 10 173
R&D competition between public and private sectors 0 0 0 97 0 2 10 368
REALIZED COST‐BASED SUBSIDIES FOR STRATEGIC R&D INVESTMENTS WITH EX ANTE AND EX POST ASYMMETRIES* 0 0 0 27 0 1 7 238
Revelation of Private Information about Unpaid Notes in the Trade Credit Bill System in Japan 0 0 0 14 0 2 5 197
SIMULTANEOUS PRICE CHANGES, INFORMATION ACQUISITION ON COMMON COMPETITORS AND WELFARE* 0 0 0 20 0 1 6 94
Shadow cost of public funds and privatization policies 0 0 2 15 0 2 6 57
Should Firms Employ Personalized Pricing? 0 0 0 28 0 2 8 96
Spatial Cournot competition and economic welfare: a note 0 0 0 20 0 2 5 113
Spatial Cournot competition and transportation costs in a circular city 0 0 0 23 0 4 10 127
Spatial Cournot equilibria in a quasi‐linear city 0 0 0 7 0 1 4 43
Stackelberg Mixed Duopoly with a Foreign Competitor 0 0 0 98 0 4 12 346
Strategic Complementarity in Direct Investments 0 0 0 17 0 1 7 128
Strategic R and D investments with uncertainty 0 0 0 26 1 4 8 75
Tax versus regulations: Polluters’ incentives for loosening industry emission targets 0 0 1 2 1 3 9 12
The equivalence of emission tax with tax-revenue refund and emission intensity regulation 0 0 0 27 1 4 9 84
The relationship between privatization and corporate taxation policies 0 0 0 13 1 5 11 92
Welfare Consequence of Common Ownership in a Vertically Related Market 1 1 14 31 1 5 29 67
Welfare consequence of an asymmetric regulation in a mixed Bertrand duopoly 0 0 0 23 0 2 8 76
Welfare effects of common ownership in an international duopoly 0 1 3 7 3 12 29 42
Welfare improving common ownership in successive oligopolies: The role of the input market 0 0 6 8 4 8 24 29
Welfare properties of strategic R&D investments in Hotelling models 0 0 0 57 1 4 14 180
Welfare-Improving Effect of a Small Number of Followers in a Stackelberg Model 0 0 0 43 1 1 6 122
Welfare-reducing price competition under relative performance delegation with convex costs 0 0 1 17 0 3 11 43
What role should public enterprises play in free-entry markets? 0 0 1 31 1 1 10 155
When Small Firms Fight Back Against Large Firms in R&D Activities 0 0 0 34 0 4 12 136
Total Journal Articles 1 9 93 4,256 65 394 1,507 15,915
2 registered items for which data could not be found


Chapter File Downloads Abstract Views
Last month 3 months 12 months Total Last month 3 months 12 months Total
Electric power crisis and crisis response after the Great East Japan Earthquake 0 1 3 3 1 3 8 13
Total Chapters 0 1 3 3 1 3 8 13


Statistics updated 2026-06-04