Access Statistics for Toshihiro Matsumura

Author contact details at EconPapers.

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 0 3 8 138
A small firm leads to curious outcomes: Social surplus, consumer surplus, and R&D activities 0 0 0 74 0 6 8 241
Access Charge, Vertical Separation, and Lobbying 0 0 0 3 0 3 3 39
Access charges, vertical separation, and lobbying 0 0 0 18 0 7 9 118
Airport privatization and international competition 0 0 1 121 0 5 11 360
An Advantage of Emission Intensity Regulation for Emission Cap Regulation in a Near-Zero Emission Industry 0 0 0 44 0 2 4 84
Are fuel taxes redundant when an emission tax is introduced for life-cycle emissions? 0 1 5 34 3 22 33 87
Asymmetric welfare implication between a small number of leaders and a small number of followers in Stackelberg models 0 0 0 87 0 2 2 141
Collusion, Agglomeration, and Heterogeneity of Firms 0 0 0 14 1 10 13 68
Common Ownership among Private Firms and Privatization Policies 1 2 12 122 3 10 32 251
Common Ownership and Environmental Corporate Social Responsibility 0 0 0 81 4 19 27 172
Comparing Welfare and Profit in Quantity and Price Competition within Stackelberg Mixed Duopolies 0 0 0 139 4 11 12 225
Competitive Pressure from Neighboring Markets and Optimal Privatization Policy 0 0 0 56 0 5 10 91
Corporate social responsibility and privatization policy in a mixed oligopoly 0 0 0 103 0 4 9 289
Cournot–Bertrand comparison under common ownership in a mixed oligopoly 1 1 3 77 5 9 21 162
Dynamic privatization policy 0 0 1 95 1 9 15 235
Emission Cap Commitment versus Emission Intensity Commitment as Self-Regulation 0 0 0 81 1 3 7 201
Endogenous Public and Private Leadership with Diverging Social and Private Marginal Costs 0 0 1 84 1 4 12 158
Entry-License Tax: Stackelberg versus Cournot 0 0 0 73 0 4 9 168
Evolution of competitive equilibrium with endogenous product differentiation 0 0 0 57 1 3 8 168
Firms' Costs, Profits, Entries, and Innovation under Optimal Privatization Policy 0 1 4 148 0 6 14 291
Flexible Privatization Policy in Free-Entry Markets 1 1 5 77 2 14 27 228
Free Entry under Common Ownership 0 0 1 77 0 6 16 192
Free entry under an output-cap constraint 0 0 0 36 3 4 9 79
Fuel diversification among firms and common ownership 1 6 25 25 4 18 42 42
Government-Leading Welfare-Improving Collusion 0 0 0 104 0 4 10 156
Green transformation in oligopoly markets under common ownership 0 0 2 101 0 1 13 117
How Many Firms Should Be Leaders? Beneficial Concentration Revisited 0 1 1 55 0 2 4 163
Implicit Protectionism via State Enterprises and Technology Transfer from Foreign Enterprises 0 0 1 57 2 7 13 156
Inefficient but robust public leadership 0 0 1 65 0 7 13 148
Lobbying for Regulation Reform by Industry Leaders 0 0 0 53 0 6 9 125
Long-Run Evaluation of Cost-Reducing Public Infrastructure Investment 0 0 0 98 1 6 12 198
Long-Run Welfare Effect of Energy Conservation Regulation 0 0 0 49 0 5 10 89
Market Competition, R&D and Firm Profits in Asymmetric Oligopoly 0 0 1 169 2 9 16 425
Market Concentration, Privatization Policies, and Heterogeneity among Private Firms in Mixed Oligopolies 0 0 0 47 1 4 9 69
Market competition and strategic choices of electric power sources under fluctuating demand 0 0 1 81 0 3 10 134
Market transparency in a mixed oligopoly 0 0 4 35 1 13 25 74
Mixed Duopoly: Differential Game Approach 0 0 0 163 1 5 13 298
Mixed Duopoly: Differential Game Approach 0 0 0 49 0 5 11 90
Mixed Oligopoly, Foreign Firms, and Location Choice 0 0 0 17 1 6 12 132
Multiple Long-Run Equilibria in a Free-Entry Mixed Oligopoly 0 0 0 108 1 11 14 227
On patent licensing in spatial competition with endogenous location choice 0 0 0 11 2 5 8 139
Optimal Energy-Saving Investments and Jevons Paradox in Duopoly Markets 0 3 21 50 3 14 73 116
Optimal Privatization Policy under Private Leadership in Mixed Oligopolies 0 0 0 71 1 8 12 120
Optimal Privatization Policy with Asymmetry among Private Firms 0 0 0 122 1 13 19 271
Optimal Privatization and Uniform Subsidy Policies: A Synthesis 0 0 0 44 1 2 6 89
Optimal Production Tax and Privatization Policies under an Endogenous Market Structure 0 0 0 81 1 8 12 156
Optimality of Emission Pricing Policies Based on Emission Intensity Targets under Imperfect Competition 0 0 0 100 0 5 15 222
Patent licensing, bargaining, and product positioning 0 0 1 129 0 5 13 355
Payoff interdependence and welfare-improving location diversification 0 3 16 43 2 17 40 82
Privatization and entries of foreign enterprises in a differentiated industry 0 0 1 10 0 7 9 76
Procurement of Advanced Technology and Welfare-Reducing Vertical Integration 0 0 0 123 0 11 17 382
Profit-enhancing emissions taxes in near-zero-emissions industries 1 5 25 25 5 19 51 51
Profit-enhancing entries in mixed oligopolies 0 0 0 79 1 8 16 161
Promoting Green or Restricting Gray? An Analysis of Green Portfolio Standards 0 0 1 98 0 7 12 222
Regional restriction, strategic delegation, and welfare 0 0 0 74 0 5 11 281
Regulated Input Price, Vertical Separation, and Leadership in Free Entry Markets 0 0 0 44 0 2 6 141
Relative Performance and R&D Competition 0 0 0 137 0 3 8 382
Shadow Cost of Public Funds and Privatization Policies 0 0 0 75 1 7 16 221
Should firms employ personalized pricing? 1 1 1 83 2 10 17 241
Tax versus Regulations: Robustness to Polluter Lobbying Against Near-Zero Emission Targets 0 0 0 86 0 4 6 168
The Equivalence of Emission Tax with Tax-Revenue Refund and Emission Intensity Regulation 0 0 0 87 1 6 16 221
The Relationship between Privatization and Corporate Taxation Policies 0 0 0 83 0 10 15 229
The optimal fuel and emission tax combination for life -cycle emissions under imperfect competition 0 1 4 4 3 7 19 20
The optimal fuel and emission tax combination for life-cycle emissions under imperfect competition 0 0 8 130 4 11 36 141
Welfare effects of common ownership in an international duopoly 0 4 9 93 1 8 21 158
What role should public enterprises play in free-entry markets? 0 0 0 67 0 6 12 293
When Market Competition Benefits Firms 0 0 1 291 1 5 9 1,339
Total Working Papers 6 30 157 5,328 73 496 1,050 13,106
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 4 4 133
A Negative Effect of Cost‐Reducing Public Investment: The Role of Firms’ Entry 0 0 0 8 0 2 4 26
A Two-stage Cournot Duopoly with Inventory Costs 0 0 0 13 0 1 2 26
A Two‐stage Price‐setting Duopoly: Bertrand or Stackelberg 0 1 1 8 1 3 8 30
A comparison between emission intensity and emission cap regulations 0 0 2 30 4 7 14 177
A note on the excess entry theorem in spatial markets 0 0 0 48 0 0 2 155
AIRPORT PRIVATIZATION AND INTERNATIONAL COMPETITION 0 0 0 34 0 1 5 105
Advertising competition in a mixed oligopoly 0 0 0 77 0 1 3 208
An analysis of entry-then-privatization model: welfare and policy implications 0 0 0 22 0 5 12 93
Are fuel taxes redundant when an emission tax is introduced for life-cycle emissions? 0 1 2 6 0 7 12 19
COMPETITION‐ACCELERATING PUBLIC INVESTMENTS* 0 0 0 15 0 1 2 101
COMPETITIVENESS AND STABILITY OF COLLUSIVE BEHAVIOR 0 2 2 21 0 11 15 73
Cartel Stability in a Delivered Pricing Oligopoly 0 0 0 35 0 6 13 143
Collusion, agglomeration, and heterogeneity of firms 0 0 0 42 0 6 8 138
Common ownership and environmental Corporate Social Responsibility 0 1 2 20 4 16 27 57
Common ownership in a delivered pricing duopoly 0 0 1 9 2 5 10 32
Comparing welfare and profit in quantity and price competition within Stackelberg mixed duopolies 0 0 1 25 1 7 13 91
Comparison between specific taxation and volume quotas in a free entry Cournot oligopoly 0 0 2 27 0 4 11 136
Competition and privatization policies revisited: the payoff interdependence approach 0 0 0 34 2 4 5 150
Competition mode and common ownership in a mixed oligopoly 1 1 1 16 6 62 70 99
Competitive pressure from neighboring markets and optimal privatization policy 0 0 0 21 2 4 9 77
Competitiveness and R&D competition revisited 0 1 2 74 1 7 12 252
Congestion-reducing investments and economic welfare in a Hotelling model 0 1 1 49 2 9 10 210
Consumer-benefiting exclusive territories 0 0 2 43 1 4 8 261
Consumer‐benefiting exclusive territories 0 0 0 0 1 8 12 17
Corporate Social Responsibility or Payoff Asymmetry? A Study of an Endogenous Timing Game 0 0 0 24 1 6 21 94
Corporate social responsibility and endogenous competition structure 0 1 1 87 0 7 14 220
Corporate social responsibility and privatization policy in a mixed oligopoly 0 0 2 43 0 5 20 149
Cost differentials and mixed strategy equilibria in a Hotelling model 0 0 0 70 3 13 13 253
Cournot Duopoly With Multi‐period Competition: Inventory as a Coordination Device 0 0 0 83 1 2 5 272
Cournot and Bertrand in shipping models with circular markets* 0 0 0 45 1 3 5 214
Cournot–Bertrand comparison in a mixed oligopoly 0 0 1 53 1 3 9 160
Dynamic Privatization Policy 0 0 0 24 0 4 7 62
ENDOGENOUS FLEXIBILITY IN THE FLEXIBLE MANUFACTURING SYSTEM 0 0 0 25 0 4 5 140
ENDOGENOUS TIMING IN MULTI-STAGE DUOPOLY GAMES 0 0 0 26 0 2 3 50
Eco-technology licensing by a foreign innovator and privatization policy in a polluting mixed duopoly 0 0 1 21 1 4 10 64
Economic welfare in delivered pricing duopoly: Bertrand and Cournot 0 0 0 35 0 2 3 102
Endogenous Role in Mixed Markets: A Two‐Production‐Period Model 0 0 1 5 0 9 12 20
Endogenous Timing in Mixed Duopolies With Externality 0 0 1 7 0 2 8 64
Endogenous public and private leadership with diverging social and private marginal costs 0 0 2 10 1 6 16 46
Endogenous timing in the switching of technology with Marshallian externalities 0 0 0 19 0 2 5 56
Entry License Tax: Stackelberg versus Cournot 0 0 0 11 2 7 11 70
Entry regulation and social welfare with an integer problem 0 0 0 31 0 4 6 113
Environment and International Cooperation 0 0 0 0 0 0 0 15
Environmental corporate social responsibility: A note on the first-mover advantage under price competition 0 1 11 125 1 8 33 391
Equilibria for circular spatial Cournot markets 0 0 0 23 0 2 3 67
Equilibrium Location and Economic Welfare in Delivered Pricing Oligopoly 1 1 2 33 2 5 8 144
Equilibrium number of firms and economic welfare in a spatial price discrimination model 0 0 2 45 0 2 7 156
Ex-ante versus ex-post privatization policies with foreign penetration in free-entry mixed markets 0 0 0 22 0 6 8 89
Free entry under an output-cap constraint 0 0 0 9 0 3 9 37
Free entry under common ownership 0 0 1 22 2 6 15 87
Government-leading welfare-improving collusion 0 0 0 17 0 2 9 83
Green transformation in oligopoly markets under common ownership 0 0 2 11 0 4 7 23
HOW MANY FIRMS SHOULD BE LEADERS? BENEFICIAL CONCENTRATION REVISITED 0 0 2 37 2 4 11 104
How Many Firms Become Leaders? 0 0 0 0 0 0 0 100
Implicit protectionism via state enterprises and technology transfer from foreign enterprises 0 0 0 10 0 7 16 43
Inefficient but Robust Public Leadership 0 0 1 28 0 2 5 79
Introduction 0 0 0 0 0 1 4 10
LOCATING OUTSIDE A LINEAR CITY CAN BENEFIT CONSUMERS 0 0 0 17 0 8 8 71
Lack of commitment to future privatization policies may lead to worst welfare outcome 0 0 0 10 0 6 15 61
Lobbying for Regulation Reform by Industry Leaders 0 0 0 20 0 1 6 74
Location equilibrium with asymmetric firms: the role of licensing 0 0 0 34 1 7 10 134
Long-Run Effects of Foreign Penetration on Privatization Policies 0 0 1 49 1 3 8 131
Long-Run Effects of Tax Policies in a Mixed Market 0 0 0 27 0 4 7 126
Long-run welfare effect of energy conservation regulation 0 0 0 36 0 3 9 87
MARKET COMPETITION, R&D AND FIRM PROFITS IN ASYMMETRIC OLIGOPOLY 0 0 0 82 3 10 12 226
MARKET STRUCTURE AND PRIVATIZATION POLICY UNDER INTERNATIONAL COMPETITION 0 0 0 17 0 1 6 77
MIXED DUOPOLY, PRODUCT DIFFERENTIATION AND COMPETITION 0 0 1 34 0 5 9 96
Market Instability in a Stackelberg Duopoly 0 0 0 5 4 6 15 47
Market competition and strategic choices of electric power sources under fluctuating demand 0 0 0 9 0 6 8 34
Merger and entry-license tax 0 0 0 30 0 5 9 90
Mixed Duopoly with Product Differentiation: Sequential Choice of Location 0 0 0 83 0 7 10 284
Mixed Oligopoly at Free Entry Markets 0 0 2 144 0 4 10 458
Mixed duopoly, location choice, and shadow cost of public funds 0 0 0 18 0 9 13 77
Mixed duopoly, privatization, and subsidization with excess burden of taxation 0 0 0 2 1 5 8 24
Mixed duopoly, privatization, and subsidization with excess burden of taxation 0 0 0 37 3 6 7 128
Mixed duopoly: Differential game approach 0 0 0 26 0 3 6 79
Mixed oligopoly and spatial agglomeration 0 0 0 1 0 1 6 11
Mixed oligopoly and spatial agglomeration 0 0 0 91 1 7 7 348
Mixed oligopoly and spatial agglomeration in quasi-linear city 0 0 0 72 1 2 7 270
Mixed oligopoly, foreign firms, and location choice 0 0 0 47 2 14 17 243
Noncooperative and Cooperative Environmental Corporate Social Responsibility 0 0 2 36 0 3 10 83
ON THE ROBUSTNESS OF PRIVATE LEADERSHIP IN MIXED DUOPOLY 0 0 0 11 0 5 8 146
Optimal Privatisation Policy under Private Leadership in Mixed Oligopolies 0 0 0 7 1 7 13 38
Optimal Privatisation and Trade Policies with Endogenous Market Structure 0 0 0 33 0 2 4 72
Optimal Production Tax in a Mixed Market with an Endogenous Market Structure 0 0 2 13 0 2 7 33
Optimal energy-saving investments and Jevons Paradox in duopoly markets 0 0 3 3 2 7 15 15
Optimal privatization and uniform subsidy policies: A note 0 0 0 8 0 7 9 30
Optimal privatization policy with asymmetry among private firms 0 0 0 4 0 5 11 37
Optimality of emission pricing policies based on emission intensity targets under imperfect competition 0 0 0 15 2 6 11 54
PRIVATIZATION WAVES 0 0 1 32 0 6 10 118
Partial Agglomeration or Dispersion in Spatial Cournot Competition 0 0 0 3 0 3 6 14
Partial privatization in mixed duopoly 0 0 5 404 2 10 26 932
Payoff dominance and risk dominance in the observable delay game: a note 0 0 0 41 0 3 6 167
Payoff interdependence and the multi-store paradox 0 0 0 6 0 0 5 36
Presence of foreign investors in privatized firms and privatization policy 0 0 0 27 0 5 17 113
Price leadership in a homogeneous product market 0 0 1 28 1 4 8 205
Price versus quantity in a mixed duopoly 0 0 0 48 0 2 4 141
Price versus quantity in a mixed duopoly with foreign penetration 0 0 0 41 2 4 12 176
Privatization Neutrality Theorem in Free Entry Markets 0 0 0 17 0 1 6 70
Privatization and entries of foreign enterprises in a differentiated industry 0 0 0 49 0 5 8 158
Privatization neutrality theorem revisited 0 0 1 24 0 2 7 93
Procurement of advanced inputs and welfare-reducing vertical integration 0 0 0 10 1 4 7 38
Profit-Enhancing Parallel Imports 0 0 0 21 0 3 6 142
Profit‐enhancing entries in mixed oligopolies 1 1 3 12 3 6 12 38
Promoting green or restricting gray? An analysis of green portfolio standards 0 0 1 19 0 1 4 75
Quantity-setting oligopoly with endogenous sequencing 0 1 1 55 1 2 7 170
R&D competition between public and private sectors 0 0 0 97 1 7 9 367
REALIZED COST‐BASED SUBSIDIES FOR STRATEGIC R&D INVESTMENTS WITH EX ANTE AND EX POST ASYMMETRIES* 0 0 0 27 0 4 7 237
Revelation of Private Information about Unpaid Notes in the Trade Credit Bill System in Japan 0 0 0 14 0 1 3 195
SIMULTANEOUS PRICE CHANGES, INFORMATION ACQUISITION ON COMMON COMPETITORS AND WELFARE* 0 0 0 20 0 3 5 93
Shadow cost of public funds and privatization policies 0 1 2 15 0 2 4 55
Should Firms Employ Personalized Pricing? 0 0 0 28 0 3 6 94
Spatial Cournot competition and economic welfare: a note 0 0 0 20 0 2 3 111
Spatial Cournot competition and transportation costs in a circular city 0 0 0 23 1 6 7 124
Spatial Cournot equilibria in a quasi‐linear city 0 0 0 7 0 3 3 42
Stackelberg Mixed Duopoly with a Foreign Competitor 0 0 0 98 2 6 10 344
Strategic Complementarity in Direct Investments 0 0 0 17 1 3 7 128
Strategic R and D investments with uncertainty 0 0 0 26 0 1 4 71
Tax versus regulations: Polluters’ incentives for loosening industry emission targets 0 0 2 2 0 3 7 9
The equivalence of emission tax with tax-revenue refund and emission intensity regulation 0 0 0 27 0 3 5 80
The relationship between privatization and corporate taxation policies 0 0 0 13 3 8 11 90
Welfare Consequence of Common Ownership in a Vertically Related Market 0 0 13 30 3 6 28 65
Welfare consequence of an asymmetric regulation in a mixed Bertrand duopoly 0 0 1 23 0 3 7 74
Welfare effects of common ownership in an international duopoly 1 1 3 7 2 8 21 32
Welfare improving common ownership in successive oligopolies: The role of the input market 0 3 6 8 2 13 20 23
Welfare properties of strategic R&D investments in Hotelling models 0 0 0 57 0 4 10 176
Welfare-Improving Effect of a Small Number of Followers in a Stackelberg Model 0 0 0 43 0 3 5 121
Welfare-reducing price competition under relative performance delegation with convex costs 0 0 1 17 2 7 11 42
What role should public enterprises play in free-entry markets? 0 0 1 31 0 6 11 154
When Small Firms Fight Back Against Large Firms in R&D Activities 0 0 0 34 2 7 10 134
Total Journal Articles 4 18 102 4,251 96 662 1,265 15,617
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 1 2 3 3 1 5 7 11
Total Chapters 1 2 3 3 1 5 7 11


Statistics updated 2026-04-09