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 3 5 8 138
A small firm leads to curious outcomes: Social surplus, consumer surplus, and R&D activities 0 0 0 74 6 7 9 241
Access Charge, Vertical Separation, and Lobbying 0 0 0 3 3 3 3 39
Access charges, vertical separation, and lobbying 0 0 0 18 5 7 7 116
Airport privatization and international competition 0 0 1 121 3 6 10 358
An Advantage of Emission Intensity Regulation for Emission Cap Regulation in a Near-Zero Emission Industry 0 0 0 44 2 4 4 84
Are fuel taxes redundant when an emission tax is introduced for life-cycle emissions? 0 1 6 33 5 11 22 70
Asymmetric welfare implication between a small number of leaders and a small number of followers in Stackelberg models 0 0 0 87 2 2 2 141
Collusion, Agglomeration, and Heterogeneity of Firms 0 0 0 14 8 10 11 66
Common Ownership among Private Firms and Privatization Policies 0 3 18 120 5 14 38 246
Common Ownership and Environmental Corporate Social Responsibility 0 0 2 81 10 15 20 163
Comparing Welfare and Profit in Quantity and Price Competition within Stackelberg Mixed Duopolies 0 0 0 139 5 5 6 219
Competitive Pressure from Neighboring Markets and Optimal Privatization Policy 0 0 0 56 3 7 8 89
Corporate social responsibility and privatization policy in a mixed oligopoly 0 0 0 103 3 5 8 288
Cournot–Bertrand comparison under common ownership in a mixed oligopoly 0 1 4 76 4 6 19 157
Dynamic privatization policy 0 0 1 95 5 8 12 231
Emission Cap Commitment versus Emission Intensity Commitment as Self-Regulation 0 0 0 81 0 2 4 198
Endogenous Public and Private Leadership with Diverging Social and Private Marginal Costs 0 0 1 84 2 6 10 156
Entry-License Tax: Stackelberg versus Cournot 0 0 0 73 3 6 8 167
Evolution of competitive equilibrium with endogenous product differentiation 0 0 0 57 2 5 7 167
Firms' Costs, Profits, Entries, and Innovation under Optimal Privatization Policy 0 1 4 147 5 6 16 290
Flexible Privatization Policy in Free-Entry Markets 0 2 4 76 10 13 26 224
Free Entry under Common Ownership 0 0 1 77 2 10 13 188
Free entry under an output-cap constraint 0 0 0 36 0 5 6 75
Fuel diversification among firms and common ownership 2 8 21 21 8 22 32 32
Government-Leading Welfare-Improving Collusion 0 0 0 104 4 8 11 156
Green transformation in oligopoly markets under common ownership 0 0 2 101 1 8 13 117
How Many Firms Should Be Leaders? Beneficial Concentration Revisited 0 0 0 54 1 3 3 162
Implicit Protectionism via State Enterprises and Technology Transfer from Foreign Enterprises 0 0 1 57 5 6 11 154
Inefficient but robust public leadership 0 0 1 65 4 8 10 145
Lobbying for Regulation Reform by Industry Leaders 0 0 0 53 6 8 9 125
Long-Run Evaluation of Cost-Reducing Public Infrastructure Investment 0 0 0 98 4 7 10 196
Long-Run Welfare Effect of Energy Conservation Regulation 0 0 0 49 2 6 7 86
Market Competition, R&D and Firm Profits in Asymmetric Oligopoly 0 0 1 169 4 6 11 420
Market Concentration, Privatization Policies, and Heterogeneity among Private Firms in Mixed Oligopolies 0 0 0 47 3 3 8 68
Market competition and strategic choices of electric power sources under fluctuating demand 0 1 1 81 2 7 9 133
Market transparency in a mixed oligopoly 0 1 4 35 8 11 21 69
Mixed Duopoly: Differential Game Approach 0 0 0 163 4 9 12 297
Mixed Duopoly: Differential Game Approach 0 0 0 49 4 6 10 89
Mixed Oligopoly, Foreign Firms, and Location Choice 0 0 0 17 4 9 10 130
Multiple Long-Run Equilibria in a Free-Entry Mixed Oligopoly 0 0 0 108 4 6 8 220
On patent licensing in spatial competition with endogenous location choice 0 0 0 11 3 6 6 137
Optimal Energy-Saving Investments and Jevons Paradox in Duopoly Markets 1 5 24 48 4 13 75 106
Optimal Privatization Policy under Private Leadership in Mixed Oligopolies 0 0 0 71 7 10 11 119
Optimal Privatization Policy with Asymmetry among Private Firms 0 0 0 122 10 14 16 268
Optimal Privatization and Uniform Subsidy Policies: A Synthesis 0 0 0 44 1 4 5 88
Optimal Production Tax and Privatization Policies under an Endogenous Market Structure 0 0 0 81 6 8 10 154
Optimality of Emission Pricing Policies Based on Emission Intensity Targets under Imperfect Competition 0 0 0 100 4 10 14 221
Patent licensing, bargaining, and product positioning 0 1 1 129 2 8 13 352
Payoff interdependence and welfare-improving location diversification 2 5 16 42 11 14 36 76
Privatization and entries of foreign enterprises in a differentiated industry 0 0 1 10 3 4 6 72
Procurement of Advanced Technology and Welfare-Reducing Vertical Integration 0 0 0 123 7 12 13 378
Profit-enhancing emissions taxes in near-zero-emissions industries 1 3 21 21 9 17 41 41
Profit-enhancing entries in mixed oligopolies 0 0 0 79 5 8 13 158
Promoting Green or Restricting Gray? An Analysis of Green Portfolio Standards 0 1 1 98 5 8 11 220
Regional restriction, strategic delegation, and welfare 0 0 0 74 4 5 11 280
Regulated Input Price, Vertical Separation, and Leadership in Free Entry Markets 0 0 0 44 2 5 6 141
Relative Performance and R&D Competition 0 0 0 137 2 7 8 381
Shadow Cost of Public Funds and Privatization Policies 0 0 0 75 6 11 15 220
Should firms employ personalized pricing? 0 0 1 82 7 12 15 238
Tax versus Regulations: Robustness to Polluter Lobbying Against Near-Zero Emission Targets 0 0 1 86 2 3 6 166
The Equivalence of Emission Tax with Tax-Revenue Refund and Emission Intensity Regulation 0 0 0 87 4 9 14 219
The Relationship between Privatization and Corporate Taxation Policies 0 0 0 83 9 13 15 228
The optimal fuel and emission tax combination for life -cycle emissions under imperfect competition 1 1 4 4 4 8 17 17
The optimal fuel and emission tax combination for life-cycle emissions under imperfect competition 0 0 10 130 3 9 32 133
Welfare effects of common ownership in an international duopoly 1 4 8 90 3 11 20 153
What role should public enterprises play in free-entry markets? 0 0 0 67 4 8 10 291
When Market Competition Benefits Firms 0 1 1 291 4 6 9 1,338
Total Working Papers 8 39 162 5,306 295 544 920 12,905
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 4 4 5 133
A Negative Effect of Cost‐Reducing Public Investment: The Role of Firms’ Entry 0 0 0 8 2 3 5 26
A Two-stage Cournot Duopoly with Inventory Costs 0 0 0 13 0 1 1 25
A Two‐stage Price‐setting Duopoly: Bertrand or Stackelberg 0 0 1 7 1 6 7 28
A comparison between emission intensity and emission cap regulations 0 0 2 30 2 5 10 172
A note on the excess entry theorem in spatial markets 0 0 0 48 0 1 2 155
AIRPORT PRIVATIZATION AND INTERNATIONAL COMPETITION 0 0 0 34 1 3 5 105
Advertising competition in a mixed oligopoly 0 0 0 77 1 2 3 208
An analysis of entry-then-privatization model: welfare and policy implications 0 0 0 22 4 8 11 92
Are fuel taxes redundant when an emission tax is introduced for life-cycle emissions? 1 1 3 6 6 8 13 18
COMPETITION‐ACCELERATING PUBLIC INVESTMENTS* 0 0 0 15 1 1 2 101
COMPETITIVENESS AND STABILITY OF COLLUSIVE BEHAVIOR 1 1 1 20 8 12 12 70
Cartel Stability in a Delivered Pricing Oligopoly 0 0 1 35 4 9 12 141
Collusion, agglomeration, and heterogeneity of firms 0 0 0 42 6 7 9 138
Common ownership and environmental Corporate Social Responsibility 1 1 3 20 6 10 18 47
Common ownership in a delivered pricing duopoly 0 1 1 9 2 4 7 29
Comparing welfare and profit in quantity and price competition within Stackelberg mixed duopolies 0 0 1 25 4 5 11 88
Comparison between specific taxation and volume quotas in a free entry Cournot oligopoly 0 0 2 27 4 5 11 136
Competition and privatization policies revisited: the payoff interdependence approach 0 0 0 34 1 1 3 147
Competition mode and common ownership in a mixed oligopoly 0 0 3 15 42 48 53 79
Competitive pressure from neighboring markets and optimal privatization policy 0 0 0 21 1 3 6 74
Competitiveness and R&D competition revisited 1 2 2 74 5 9 13 250
Congestion-reducing investments and economic welfare in a Hotelling model 1 1 1 49 5 6 6 206
Consumer-benefiting exclusive territories 0 1 2 43 2 3 7 259
Consumer‐benefiting exclusive territories 0 0 0 0 5 7 9 14
Corporate Social Responsibility or Payoff Asymmetry? A Study of an Endogenous Timing Game 0 0 0 24 4 11 19 92
Corporate social responsibility and endogenous competition structure 1 1 1 87 3 5 11 216
Corporate social responsibility and privatization policy in a mixed oligopoly 0 1 2 43 5 12 21 149
Cost differentials and mixed strategy equilibria in a Hotelling model 0 0 0 70 7 7 7 247
Cournot Duopoly With Multi‐period Competition: Inventory as a Coordination Device 0 0 0 83 1 4 4 271
Cournot and Bertrand in shipping models with circular markets* 0 0 0 45 1 2 4 212
Cournot–Bertrand comparison in a mixed oligopoly 0 0 1 53 1 3 8 158
Dynamic Privatization Policy 0 0 0 24 3 6 6 61
ENDOGENOUS FLEXIBILITY IN THE FLEXIBLE MANUFACTURING SYSTEM 0 0 0 25 2 2 3 138
ENDOGENOUS TIMING IN MULTI-STAGE DUOPOLY GAMES 0 0 0 26 2 3 4 50
Eco-technology licensing by a foreign innovator and privatization policy in a polluting mixed duopoly 0 0 1 21 2 4 9 62
Economic welfare in delivered pricing duopoly: Bertrand and Cournot 0 0 0 35 2 3 3 102
Endogenous Role in Mixed Markets: A Two‐Production‐Period Model 0 0 1 5 8 9 11 19
Endogenous Timing in Mixed Duopolies With Externality 0 0 1 7 1 4 8 63
Endogenous public and private leadership with diverging social and private marginal costs 0 0 2 10 3 8 13 43
Endogenous timing in the switching of technology with Marshallian externalities 0 0 0 19 2 4 5 56
Entry License Tax: Stackelberg versus Cournot 0 0 0 11 3 4 7 66
Entry regulation and social welfare with an integer problem 0 0 0 31 4 5 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 1 1 11 125 7 9 33 390
Equilibria for circular spatial Cournot markets 0 0 0 23 2 3 4 67
Equilibrium Location and Economic Welfare in Delivered Pricing Oligopoly 0 0 1 32 1 2 5 140
Equilibrium number of firms and economic welfare in a spatial price discrimination model 0 1 2 45 1 3 6 155
Ex-ante versus ex-post privatization policies with foreign penetration in free-entry mixed markets 0 0 0 22 6 8 9 89
Free entry under an output-cap constraint 0 0 0 9 3 6 9 37
Free entry under common ownership 0 0 1 22 3 5 13 84
Government-leading welfare-improving collusion 0 0 0 17 0 3 8 81
Green transformation in oligopoly markets under common ownership 0 1 3 11 2 3 7 21
HOW MANY FIRMS SHOULD BE LEADERS? BENEFICIAL CONCENTRATION REVISITED 0 0 2 37 2 6 9 102
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 4 13 13 40
Inefficient but Robust Public Leadership 0 0 1 28 2 2 6 79
Introduction 0 0 0 0 1 3 4 10
LOCATING OUTSIDE A LINEAR CITY CAN BENEFIT CONSUMERS 0 0 0 17 4 4 4 67
Lack of commitment to future privatization policies may lead to worst welfare outcome 0 0 0 10 6 9 16 61
Lobbying for Regulation Reform by Industry Leaders 0 0 0 20 1 4 6 74
Location equilibrium with asymmetric firms: the role of licensing 0 0 0 34 6 7 9 133
Long-Run Effects of Foreign Penetration on Privatization Policies 0 0 1 49 2 6 7 130
Long-Run Effects of Tax Policies in a Mixed Market 0 0 0 27 4 6 8 126
Long-run welfare effect of energy conservation regulation 0 0 0 36 3 4 9 87
MARKET COMPETITION, R&D AND FIRM PROFITS IN ASYMMETRIC OLIGOPOLY 0 0 0 82 6 6 9 222
MARKET STRUCTURE AND PRIVATIZATION POLICY UNDER INTERNATIONAL COMPETITION 0 0 0 17 1 3 6 77
MIXED DUOPOLY, PRODUCT DIFFERENTIATION AND COMPETITION 0 0 1 34 4 4 8 95
Market Instability in a Stackelberg Duopoly 0 0 0 5 1 3 11 42
Market competition and strategic choices of electric power sources under fluctuating demand 0 0 0 9 5 7 9 33
Merger and entry-license tax 0 0 1 30 5 5 10 90
Mixed Duopoly with Product Differentiation: Sequential Choice of Location 0 0 0 83 4 5 8 281
Mixed Oligopoly at Free Entry Markets 0 1 2 144 3 5 9 457
Mixed duopoly, location choice, and shadow cost of public funds 0 0 0 18 7 8 12 75
Mixed duopoly, privatization, and subsidization with excess burden of taxation 0 0 0 2 4 6 7 23
Mixed duopoly, privatization, and subsidization with excess burden of taxation 0 0 0 37 1 2 3 123
Mixed duopoly: Differential game approach 0 0 0 26 3 4 6 79
Mixed oligopoly and spatial agglomeration 0 0 0 91 2 2 2 343
Mixed oligopoly and spatial agglomeration 0 0 0 1 1 2 6 11
Mixed oligopoly and spatial agglomeration in quasi-linear city 0 0 0 72 1 3 6 269
Mixed oligopoly, foreign firms, and location choice 0 0 0 47 6 7 9 235
Noncooperative and Cooperative Environmental Corporate Social Responsibility 0 1 2 36 3 6 10 83
ON THE ROBUSTNESS OF PRIVATE LEADERSHIP IN MIXED DUOPOLY 0 0 0 11 5 6 9 146
Optimal Privatisation Policy under Private Leadership in Mixed Oligopolies 0 0 0 7 4 7 10 35
Optimal Privatisation and Trade Policies with Endogenous Market Structure 0 0 0 33 1 2 5 71
Optimal Production Tax in a Mixed Market with an Endogenous Market Structure 0 1 2 13 2 5 7 33
Optimal energy-saving investments and Jevons Paradox in duopoly markets 0 2 3 3 2 7 10 10
Optimal privatization and uniform subsidy policies: A note 0 0 0 8 5 5 7 28
Optimal privatization policy with asymmetry among private firms 0 0 0 4 3 6 10 35
Optimality of emission pricing policies based on emission intensity targets under imperfect competition 0 0 0 15 3 6 8 51
PRIVATIZATION WAVES 0 0 1 32 6 8 10 118
Partial Agglomeration or Dispersion in Spatial Cournot Competition 0 0 0 3 2 4 5 13
Partial privatization in mixed duopoly 0 3 5 404 7 15 25 929
Payoff dominance and risk dominance in the observable delay game: a note 0 0 0 41 2 3 5 166
Payoff interdependence and the multi-store paradox 0 0 0 6 0 1 5 36
Presence of foreign investors in privatized firms and privatization policy 0 0 0 27 3 7 15 111
Price leadership in a homogeneous product market 0 0 1 28 3 4 7 204
Price versus quantity in a mixed duopoly 0 0 0 48 1 2 5 140
Price versus quantity in a mixed duopoly with foreign penetration 0 0 0 41 1 6 9 173
Privatization Neutrality Theorem in Free Entry Markets 0 0 0 17 0 3 5 69
Privatization and entries of foreign enterprises in a differentiated industry 0 0 0 49 3 5 7 156
Privatization neutrality theorem revisited 0 0 1 24 2 3 7 93
Procurement of advanced inputs and welfare-reducing vertical integration 0 0 1 10 3 6 7 37
Profit-Enhancing Parallel Imports 0 0 0 21 3 4 6 142
Profit‐enhancing entries in mixed oligopolies 0 0 2 11 3 6 9 35
Promoting green or restricting gray? An analysis of green portfolio standards 0 0 1 19 1 1 6 75
Quantity-setting oligopoly with endogenous sequencing 0 0 0 54 0 2 5 168
R&D competition between public and private sectors 0 0 0 97 4 5 6 364
REALIZED COST‐BASED SUBSIDIES FOR STRATEGIC R&D INVESTMENTS WITH EX ANTE AND EX POST ASYMMETRIES* 0 0 0 27 4 5 8 237
Revelation of Private Information about Unpaid Notes in the Trade Credit Bill System in Japan 0 0 0 14 1 1 3 195
SIMULTANEOUS PRICE CHANGES, INFORMATION ACQUISITION ON COMMON COMPETITORS AND WELFARE* 0 0 0 20 2 4 4 92
Shadow cost of public funds and privatization policies 1 1 2 15 2 2 4 55
Should Firms Employ Personalized Pricing? 0 0 0 28 3 3 8 94
Spatial Cournot competition and economic welfare: a note 0 0 0 20 2 3 3 111
Spatial Cournot competition and transportation costs in a circular city 0 0 0 23 3 3 4 121
Spatial Cournot equilibria in a quasi‐linear city 0 0 0 7 3 3 3 42
Stackelberg Mixed Duopoly with a Foreign Competitor 0 0 0 98 3 5 7 341
Strategic Complementarity in Direct Investments 0 0 0 17 2 5 6 127
Strategic R and D investments with uncertainty 0 0 0 26 0 2 3 70
Tax versus regulations: Polluters’ incentives for loosening industry emission targets 0 1 2 2 1 3 6 7
The equivalence of emission tax with tax-revenue refund and emission intensity regulation 0 0 0 27 3 5 6 80
The relationship between privatization and corporate taxation policies 0 0 1 13 5 6 12 87
Welfare Consequence of Common Ownership in a Vertically Related Market 0 8 15 30 1 14 31 60
Welfare consequence of an asymmetric regulation in a mixed Bertrand duopoly 0 0 1 23 2 4 6 73
Welfare effects of common ownership in an international duopoly 0 0 3 6 4 10 19 28
Welfare improving common ownership in successive oligopolies: The role of the input market 0 0 5 5 7 8 17 17
Welfare properties of strategic R&D investments in Hotelling models 0 0 1 57 3 5 10 175
Welfare-Improving Effect of a Small Number of Followers in a Stackelberg Model 0 0 0 43 1 3 4 119
Welfare-reducing price competition under relative performance delegation with convex costs 0 0 1 17 4 6 11 39
What role should public enterprises play in free-entry markets? 0 0 1 31 4 4 9 152
When Small Firms Fight Back Against Large Firms in R&D Activities 0 0 0 34 4 5 8 131
Total Journal Articles 8 31 109 4,241 421 689 1,108 15,376
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 0 1 1 3 3 5 9
Total Chapters 0 0 1 1 3 3 5 9


Statistics updated 2026-02-12