Access Statistics for Dietmar Harhoff

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 novel technology-industry concordance table based on linked inventor-establishment data 0 1 1 2 0 4 6 11
Analysing European and International Patent Citations: A Set of EPO Patent Database Building Blocks 0 0 3 416 0 0 6 1,099
Are There Financing Constraints for R&D and Investment in German Manufacturing Firms? 0 0 0 334 0 1 2 850
Are there financing constraints for R&D and investment in German manufacturing firms? 0 0 1 31 0 0 1 208
Bargaining Failure and Freedom to Operate: Re-evaluating the Effect of Patents on Cumulative Innovation 0 0 0 34 0 0 5 138
Bargaining Failure and Freedom to Operate: Re-evaluating the Effect of Patents on Cumulative Innovation 0 0 0 8 0 0 5 28
Can Post-Grant Reviews Improve Patent System Design? A Twin Study of US and European Patents 0 0 1 97 0 1 2 371
Can Post-Grant Reviews Improve Patent System Design? A Twin Study of US and European Patents 0 0 0 228 0 0 3 771
Candidate screening for the recruitment of critical research and development workers: A report and preliminary results with evidence from experimental data from German high-tech firms 0 0 0 23 0 0 1 51
Citation Frequency and the Value of Patented Innovation 0 0 0 308 1 2 7 1,315
Citation Frequency and the Value of Patented Innovation 0 0 0 84 0 1 1 280
Conflict Resolution, Public Goods and Patent Thickets 0 0 0 7 0 1 18 200
Conflict Resolution, Public Goods and Patent Thickets 0 0 0 1 0 1 1 18
Conflict Resolution, Public Goods and Patent Thickets 0 0 1 52 0 0 3 145
Conflict resolution, public goods and patent thickets 0 0 0 61 0 0 2 169
Corporate R&D and Productivity in Germany and the United Kingdom 0 0 0 303 1 1 6 795
Corporate R&D and productivity in Germany and the United Kingdom 0 0 0 4 0 1 1 69
Das Mannheimer Innovationspanel 0 0 0 95 0 0 3 378
Determinants of Opposition Against EPO Patent Grants - The Case of Biotechnology and Pharmaceuticals 0 0 1 350 0 0 3 1,202
Die Evolution der bundesdeutschen Forschungs- und Technologiepolitik: Rückblick und Bestandsaufnahme 0 0 0 89 0 1 3 368
Educational Backgrounds in Inventor Teams: The Role of Complementarities between Academic and Vocational Education in Team Performance 29 29 29 29 23 23 23 23
Everything You Always Wanted to Know about Inventors (But Never Asked): Evidence from the PatVal-EU Survey 0 0 0 136 0 1 1 676
Everything you Always Wanted to Know About Inventors (But Never Asked): Evidence from the PatVal-EU Survey 1 1 1 169 2 2 4 500
Everything you Always Wanted to Know about Inventors (but Never Asked): Evidence from the PatVal-EU Survey 0 0 0 512 0 0 4 1,655
Exploring the Opaqueness of the Patent System - Evidence from a Natural Experiment 0 0 0 21 0 0 0 52
Exploring the Tail of Patented Invention Value Distributions 0 0 0 264 0 2 4 992
Exploring the Tail of Patented Invention Value Distributions 0 0 0 78 0 1 1 293
Filling the Gap: The Consequences of Collaborator Loss in Corporate R&D 0 0 1 19 2 2 8 26
Filling the Gap: The Consequences of Collaborator Loss in Corporate R&D 0 0 0 1 0 1 2 7
Financing Apprenticeship Training: Evidence from Germany 0 0 0 149 2 2 2 606
Firm dynamics in East Germany: first empirical results 0 0 0 6 0 0 1 38
Firm formation and regional spillovers: evidence from Germany 0 0 0 36 0 1 2 175
Growth and exit of West German firms: an empirical investigation on the impact of liability statutes 0 0 0 9 0 0 0 74
Harmonizing and Combining Large Datasets - An Application to Firm-Level Patent and Accounting Data 0 0 0 93 1 2 8 346
How to measure patent thickets – a novel approach 0 0 0 116 0 0 1 268
Identifying and measuring developments in artificial intelligence: Making the impossible possible 0 1 2 86 1 5 19 156
Incentives to Innovate: A Structural Model of Oligopoly (available only in German!) 0 0 0 145 1 2 3 711
Incidence and Growth of Patent Thickets - The Impact of Technological Opportunities and Complexity 0 0 0 198 1 3 7 644
Incidence and Growth of Patent Thickets - The Impact of Technological Opportunities and Complexity 0 0 2 107 0 2 7 291
Individual determinants of inventor productivity: Report and preliminary results with evidence from linked human capital and patent data 0 0 0 45 0 0 0 81
Innovation Effects and Knowledge Complementarities in a Diverse Research Landscape 2 6 11 152 4 10 22 263
Innovation Effects of Universities of Applied Sciences: an Assessment of Regional Heterogeneity 0 0 2 230 0 4 9 382
Innovationsanreize in einem strukturellen Oligopolmodell 0 0 0 21 0 1 1 123
Innovationsverhalten der deutschen Wirtschaft: Ein Vergleich zwischen Ost- und Westdeutschland; BMFT-Projektnummer PLI 1603 0 0 0 10 0 0 0 104
Innovationsverhalten der deutschen Wirtschaft: Ergebnisse der Innovationserhebung 1993 0 0 0 13 0 0 0 129
Innovationsverhalten der deutschen Wirtschaft: Methodenbericht zur Innovationserhebung 1993 0 0 0 1 0 0 0 43
Institutionalized Incentives for Ingenuity – Patent Value and the German Employees’ Inventions Act 0 0 1 294 0 1 3 1,009
Invalid but infringed? An analysis of Germany's bifurcated patent litigation system 0 0 0 37 0 1 4 101
Invalid but infringed? An analysis of the bifurcated patent litigation system 0 0 0 43 0 0 1 89
Investment, R&D and Financial Constraints in Britain and Germany 0 0 0 439 0 0 0 1,249
Investment, R&D and financial constraints in Britain and Germany 0 0 1 18 0 1 4 117
Investment, R&D and financial constraints in Britain and Germany 0 0 0 676 1 1 7 1,982
Is the German Apprenticeship System a Panacea for the US Labour Market? 0 0 0 205 0 0 1 700
Is the German apprenticeship system a panacea for the US labour market? 0 0 0 73 0 0 3 347
Languages, Fees and the International Scope of Patenting 0 0 0 65 0 0 0 204
Languages, Fees and the International Scope of Patenting 0 0 0 21 1 1 2 51
Languages, Fees and the International Scope of Patenting 0 0 0 11 0 0 1 60
Languages, Fees and the International Scope of Patenting 0 0 0 5 0 0 0 56
Languages, Fees and the International Scope of Patenting 0 0 0 69 0 0 1 221
Languages, Fees and the International Scope of Patenting 0 0 0 33 1 1 1 136
Legal Form, Growth and Exit of West German Firms - Empirical Results for Manufacturing, Construction, Trade and Service Industries 0 0 0 145 0 3 4 615
Lending Relationships in Germany: Empirical Results from Survey Data 0 0 1 179 0 0 4 583
Lending Relationships in Germany: Empirical Results from Survey Data 0 0 0 279 0 0 3 909
Linked Inventor Biography Data 1980-2014: (INV-BIO ADIAB 8014) 2 3 6 26 4 8 15 66
Modeling the Duration of Patent Examination at the European Patent Office 0 0 1 177 0 1 2 567
Modeling the Duration of Patent Examination at the European Patent Office 0 0 0 74 0 0 3 312
Modelling the duration of patent examination at the European Patent Office 0 0 0 139 0 0 1 454
Patent Validation at the Country Level - The Role of Fees and Translation costs 0 0 0 189 0 1 2 772
Patent Validation at the Country Level - The Role of Fees and Translation costs 0 0 0 251 0 1 1 1,551
Patent litigation in Europe 0 0 0 59 0 0 3 78
Patent litigation in Europe 0 0 0 102 0 1 5 147
Patent transfers and patent citations 0 0 0 0 0 0 3 92
Patent transfers and patent citations 0 0 0 0 0 0 2 45
Post-Issue Patent "Quality Control": A Comparative Study of US Patent Re-examinations and European Patent Oppositions 0 0 0 183 0 0 2 894
Post-Issue Patent "Quality Control": A Comparative Study of US Patent Re-examinations and European Patent Oppositions 0 0 0 0 0 0 0 0
Price Indexes for PC Database Software and the Value of Code Compatibility 0 0 0 18 0 0 1 257
Prospects for Improving U.S. Patent Quality via Post-grant Opposition 0 0 0 114 0 0 0 613
Prospects for Improving U.S. Patent Quality via Post-grant Opposition 0 0 0 181 1 1 2 731
R&D and productivity in German manufacturing firms 0 1 1 88 0 2 3 257
R&D incentives and spillovers in a two-industry model 0 0 0 14 0 1 2 114
Recent Research on the Economics of Patents 0 1 11 560 0 8 65 1,028
Regional Innovation Effects of Applied Research Institutions 0 0 2 339 1 3 6 769
Replication Studies in Economics: How Many and Which Papers Are Chosen for Replication, and Why? 0 0 1 69 1 1 8 315
Replizierbare Forschung in den Wirtschaftswissenschaften erhöhen – eine Herausforderung für wissenschaftliche Infrastrukturdienstleister 0 0 0 6 0 0 1 114
Science Quality and the Value of Inventions 0 0 4 40 1 3 9 87
Should There Be Lower Taxes On Patent Income? 0 1 2 34 0 2 6 86
Should There Be Lower Taxes on Patent Income? 0 0 0 34 0 1 3 90
Should there be lower taxes on patent income? 0 0 0 24 0 0 1 91
Social Ties for Labor Market Access – Lessons from the Migration of East German Inventors 0 0 0 51 0 2 4 162
Social ties for labor market access - Lessons from the migration of East German inventors 0 0 0 55 0 0 0 82
Some simple economics of GM food 0 0 0 0 0 0 1 42
Stellungnahme zur Steuerreform 1999/2000/2002 0 0 0 4 0 0 0 35
The Economic Value of Patent Portfolios 0 0 0 92 0 0 2 184
The Economics of Replication 0 0 0 15 0 0 0 74
The Economics of Replication 0 0 0 104 0 1 1 57
The Economics of Replication 0 0 0 76 0 1 3 81
The Effects of Entrepreneurship Education 0 0 0 190 0 0 1 402
The Effects of Entrepreneurship Education 0 0 2 298 0 0 4 1,851
The Effects of Entrepreneurship Education 0 0 1 26 1 2 5 130
The Impacts of Feed-in Tariffs on Innovation: Empirical Evidence from Germany 0 0 0 62 0 2 5 235
The MPI-IC-IAB-Inventor data 2002 (MIID 2002): Record-linkage of patent register data with labor market biography data of the IAB 0 0 0 0 1 1 3 8
The Value of European Patents 1 1 2 361 2 2 8 854
The power of individual-level drivers of inventive performance 0 0 0 31 0 0 3 100
The role of patents and licenses in securing external finance for innovation 0 1 2 289 1 3 6 676
To Be Financed or Not … - The Role of Patents for Venture Capital Financing 0 1 4 105 0 2 7 270
To Be Financed or Not... - The Role of Patents for Venture Capital Financing 0 0 1 126 1 1 6 495
To Be Financed or Not: The Role of Patents for Venture Capital Financing 0 0 0 117 0 1 4 385
To Be Financed or Not? - The Role of Patents for Venture Capital Financing 0 0 0 109 0 0 3 399
Truly Standard-Essential Patents? A Semantics-Based Analysis 1 1 5 7 2 2 11 26
Truly Standard-Essential Patents? A Semantics-Based Analysis 0 0 1 27 0 0 5 61
Vertical Organization, Technology Flows and R&D Incentives: An Exploratory Analysis 0 0 0 199 0 0 1 1,901
What are the Channels for Technology Sourcing? Panel Data Evidence from German Companies 0 0 0 61 1 1 2 85
What are the Channels for Technology Sourcing? Panel Data Evidence from German Companies 0 0 0 62 0 2 2 190
What are the channels for technology sourcing? Panel data evidence from German companies 0 0 1 103 0 0 1 268
What are the channels for technology sourcing? Panel data evidence from German companies 0 0 0 5 1 1 2 58
Zur Analyse von Gründungen und Schließungen auf Grundlage der Beschäftigtenstatistik (only available in German) 0 0 0 34 1 2 2 259
Zur steuerlichen Behandlung von Forschungs- und Entwicklungsaufwendungen: Eine internationale Bestandsaufnahme 0 0 0 14 1 1 1 90
Total Working Papers 36 48 106 13,109 62 148 486 44,543
8 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 novel technology-industry concordance table based on linked inventor-establishment data 0 0 1 15 0 0 4 84
A smooth dynamic network model for patent collaboration data 0 0 0 0 0 0 1 8
Are there Financing Constraints for R&D and Investment in German Manufacturing Firms 0 0 0 17 1 2 6 164
Citation Frequency And The Value Of Patented Inventions 1 2 20 591 2 5 51 1,965
Citations, family size, opposition and the value of patent rights 0 1 6 523 6 12 33 1,420
Conflict Resolution, Public Goods, and Patent Thickets 0 1 1 22 0 1 2 90
Determinants of opposition against EPO patent grants--the case of biotechnology and pharmaceuticals 0 0 1 179 2 2 5 561
Die Evolution der bundesdeutschen Forschungs– und Technologiepolitik: Rückblick und Bestandsaufnahme 0 0 0 36 0 1 1 202
Economy and Civil Society: How Innovation Drives Change 0 0 0 2 1 2 3 21
Erratum to "Citations, family size, opposition and the value of patent rights" [Research Policy 32 (2003) 1343-1363] 0 0 1 58 0 2 7 233
Erratum to: Patent litigation in Europe 0 0 0 10 0 0 2 45
Firm Formation And Regional Spillovers - Evidence From Germany 0 0 1 23 0 0 1 66
How patenting informs VC investors – The case of biotechnology 1 1 3 75 2 3 11 270
How to measure patent thickets--A novel approach 0 0 3 119 1 3 11 363
Incidence and Growth of Patent Thickets: The Impact of Technological Opportunities and Complexity 0 0 0 26 0 1 4 105
Innovation effects of universities of applied sciences: an assessment of regional heterogeneity 0 0 0 1 1 2 3 14
Innovation, Entrepreneurship und Demographie 0 0 1 76 0 2 5 269
Innovationen auf Bestellung? Was von einer stärkeren Nachfrageorientierung in der Innovationspolitik zu halten ist 0 0 0 28 0 1 3 181
Institutionalized incentives for ingenuity--Patent value and the German Employees' Inventions Act 0 1 2 91 0 1 5 322
Invalid but infringed? An analysis of the bifurcated patent litigation system 0 0 1 9 0 1 8 101
Inventors and invention processes in Europe: Results from the PatVal-EU survey 0 0 0 254 0 3 5 919
Investment, R&D and Financial Constraints in Britain and Germany 0 0 2 34 3 8 23 985
Is the German apprenticeship system a panacea for the U.S. labor market? 0 0 1 320 0 0 3 1,421
Knowledge Recombination Across Technological Boundaries: Scientists vs. Engineers 2 2 2 13 3 4 9 66
Kurz kommentiert 0 0 0 1 0 0 1 9
Langfristiges Wachstum durch Forschung und Innovation 0 0 0 42 0 0 0 180
Legal Form, Growth and Exit of West German Firms—Empirical Results for Manufacturing, Construction, Trade and Service Industries 0 1 2 6 0 5 11 31
Lending relationships in Germany - Empirical evidence from survey data 0 1 3 316 0 3 11 843
Patent Quality and Examination in Europe 0 0 0 61 0 1 6 268
Patent litigation in Europe 0 0 0 42 0 1 8 233
Patent validation at the country level--The role of fees and translation costs 0 0 0 107 0 2 10 462
Profiting from voluntary information spillovers: how users benefit by freely revealing their innovations 0 0 2 245 0 0 10 998
R&D Spillovers, Technological Proximity, And Productivity Growth – Evidence From German Panel Data 0 0 3 225 0 1 6 490
R&D and Productivity in German Manufacturing Firms 0 0 1 59 0 1 4 196
Recent Research on the Economics of Patents 0 2 12 200 1 8 52 786
Regional innovation effects of applied research institutions 0 0 1 14 0 0 7 54
Replication studies in economics—How many and which papers are chosen for replication, and why? 0 0 0 4 0 3 3 45
Replication studies in economics—How many and which papers are chosen for replication, and why? 0 0 0 13 0 1 3 125
Separating patent wheat from chaff: Would the US benefit from adopting patent post-grant review? 0 0 0 5 0 0 0 54
Should there be lower taxes on patent income? 0 0 1 24 1 2 9 88
Some simple economics of GM food 0 0 0 2 0 0 1 9
Steuerliche Forschungsförderung: Wichtiger Impuls für FuE-Aktivitäten oder zu wenig zielgerichtet? 0 0 0 13 0 1 4 60
Strategic Spillovers and Incentives for Research and Development 0 0 3 38 0 0 4 137
Technology policy for a world of skew-distributed outcomes 0 0 9 314 0 1 22 739
The Decline of the Public Dimensions of Contract and Property in the Digital Environment: Comment 0 0 0 1 0 0 0 4
The Duration of Patent Examination at the European Patent Office 0 0 3 95 3 3 12 258
The economic value of patent portfolios 0 1 3 21 0 3 7 85
The effects of entrepreneurship education 1 2 3 129 6 11 21 639
The impact of the German feed-in tariff scheme on innovation: Evidence based on patent filings in renewable energy technologies 0 2 6 129 1 8 28 374
The power of individual-level drivers of inventive performance 0 0 1 15 0 1 5 82
Uncertainty and the size distribution of rewards from innovation 1 1 5 365 1 2 10 1,090
Used, blocking and sleeping patents: Empirical evidence from a large-scale inventor survey 0 1 1 59 1 4 8 251
Venture Capitalists’ Evaluations of Start–Up Teams: Trade–Offs, Knock–Out Criteria, and the Impact of VC Experience 0 0 1 3 1 1 3 19
What are the Channels for Technology Sourcing? Panel Data Evidence from German Companies 0 0 0 15 2 4 6 106
What you are is what you like--similarity biases in venture capitalists' evaluations of start-up teams 0 0 7 276 0 4 14 690
Total Journal Articles 6 19 113 5,361 39 127 492 19,280


Book File Downloads Abstract Views
Last month 3 months 12 months Total Last month 3 months 12 months Total
Gutachten zu Forschung, Innovation und technologischer Leistungsfähigkeit Deutschlands 2013 0 0 0 0 0 0 0 39
Gutachten zur Forschung, Innovation und technologischer Leistungsfähigkeit Deutschlands 2012 0 0 0 0 0 0 0 34
Total Books 0 0 0 0 0 0 0 73


Chapter File Downloads Abstract Views
Last month 3 months 12 months Total Last month 3 months 12 months Total
A research programme for improving forecasts of patent filings 0 0 0 0 0 0 0 2
Comments 0 0 0 1 0 0 1 7
Investment, R&D and Financial Constraints in Britain and Germany 0 0 0 0 1 2 6 401
Prospects for Improving US Patent Quality via Postgrant Opposition 0 0 0 32 0 0 3 189
Total Chapters 0 0 0 33 1 2 10 599


Statistics updated 2025-10-06