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 0 1 2 1 5 15 21
Analysing European and International Patent Citations: A Set of EPO Patent Database Building Blocks 0 0 1 416 1 4 9 1,107
Are There Financing Constraints for R&D and Investment in German Manufacturing Firms? 0 0 0 334 2 5 12 861
Are there financing constraints for R&D and investment in German manufacturing firms? 0 0 0 31 0 8 9 217
Bargaining Failure and Freedom to Operate: Re-evaluating the Effect of Patents on Cumulative Innovation 0 0 0 8 0 4 7 32
Bargaining Failure and Freedom to Operate: Re-evaluating the Effect of Patents on Cumulative Innovation 0 0 0 34 3 10 18 152
Can Post-Grant Reviews Improve Patent System Design? A Twin Study of US and European Patents 0 0 1 97 0 2 4 373
Can Post-Grant Reviews Improve Patent System Design? A Twin Study of US and European Patents 0 0 0 228 1 7 10 778
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 4 6 56
Citation Frequency and the Value of Patented Innovation 0 0 0 308 1 4 9 1,319
Citation Frequency and the Value of Patented Innovation 0 0 0 84 2 7 11 290
Conflict Resolution, Public Goods and Patent Thickets 0 0 0 1 0 6 8 25
Conflict Resolution, Public Goods and Patent Thickets 0 0 1 52 16 59 64 206
Conflict Resolution, Public Goods and Patent Thickets 0 0 0 7 1 5 8 207
Conflict resolution, public goods and patent thickets 0 0 0 61 1 10 14 181
Corporate R&D and Productivity in Germany and the United Kingdom 0 0 0 303 0 4 11 801
Corporate R&D and productivity in Germany and the United Kingdom 0 0 0 4 1 3 7 75
Das Mannheimer Innovationspanel 0 0 0 95 0 5 11 386
Determinants of Opposition Against EPO Patent Grants - The Case of Biotechnology and Pharmaceuticals 0 0 1 350 1 4 8 1,209
Die Evolution der bundesdeutschen Forschungs- und Technologiepolitik: Rückblick und Bestandsaufnahme 0 0 0 89 1 6 9 375
Educational Backgrounds in Inventor Teams: The Role of Complementarities between Academic and Vocational Education in Team Performance 2 7 43 43 4 26 64 64
Everything You Always Wanted to Know about Inventors (But Never Asked): Evidence from the PatVal-EU Survey 0 0 0 136 1 7 9 684
Everything you Always Wanted to Know About Inventors (But Never Asked): Evidence from the PatVal-EU Survey 0 0 1 169 0 7 12 509
Everything you Always Wanted to Know about Inventors (but Never Asked): Evidence from the PatVal-EU Survey 0 0 0 512 0 8 12 1,667
Exploring the Opaqueness of the Patent System - Evidence from a Natural Experiment 0 0 0 21 1 3 3 55
Exploring the Tail of Patented Invention Value Distributions 0 0 0 78 0 13 15 307
Exploring the Tail of Patented Invention Value Distributions 1 2 2 266 3 10 16 1,005
Filling the Gap: The Consequences of Collaborator Loss in Corporate R&D 0 0 0 1 2 6 9 14
Filling the Gap: The Consequences of Collaborator Loss in Corporate R&D 0 1 1 20 1 5 13 34
Financing Apprenticeship Training: Evidence from Germany 0 0 0 149 1 8 11 615
Firm dynamics in East Germany: first empirical results 0 0 0 6 2 4 4 42
Firm formation and regional spillovers: evidence from Germany 0 0 0 36 0 8 12 186
Growth and exit of West German firms: an empirical investigation on the impact of liability statutes 0 0 0 9 1 2 2 76
Harmonizing and Combining Large Datasets - An Application to Firm-Level Patent and Accounting Data 0 0 0 93 2 9 17 357
How to measure patent thickets – a novel approach 0 0 0 116 1 10 11 278
Identifying and measuring developments in artificial intelligence: Making the impossible possible 0 0 1 86 2 17 40 182
Incentives to Innovate: A Structural Model of Oligopoly (available only in German!) 0 0 0 145 0 1 5 714
Incidence and Growth of Patent Thickets - The Impact of Technological Opportunities and Complexity 0 0 0 198 2 8 16 655
Incidence and Growth of Patent Thickets - The Impact of Technological Opportunities and Complexity 0 0 1 107 4 9 16 302
Individual determinants of inventor productivity: Report and preliminary results with evidence from linked human capital and patent data 0 0 0 45 2 5 6 87
Innovation Effects and Knowledge Complementarities in a Diverse Research Landscape 1 1 8 153 2 7 26 277
Innovation Effects of Universities of Applied Sciences: an Assessment of Regional Heterogeneity 1 1 1 231 3 9 16 392
Innovationsanreize in einem strukturellen Oligopolmodell 0 0 0 21 0 2 3 125
Innovationsverhalten der deutschen Wirtschaft: Ein Vergleich zwischen Ost- und Westdeutschland; BMFT-Projektnummer PLI 1603 0 0 0 10 1 5 5 109
Innovationsverhalten der deutschen Wirtschaft: Ergebnisse der Innovationserhebung 1993 0 0 0 13 0 3 3 132
Innovationsverhalten der deutschen Wirtschaft: Methodenbericht zur Innovationserhebung 1993 0 0 0 1 1 3 4 47
Institutionalized Incentives for Ingenuity – Patent Value and the German Employees’ Inventions Act 0 0 0 294 4 18 24 1,031
Invalid but infringed? An analysis of Germany's bifurcated patent litigation system 0 0 0 37 0 5 9 107
Invalid but infringed? An analysis of the bifurcated patent litigation system 0 0 0 43 0 2 3 91
Investment, R&D and Financial Constraints in Britain and Germany 0 0 1 440 2 8 10 1,259
Investment, R&D and financial constraints in Britain and Germany 0 0 0 18 1 4 7 123
Investment, R&D and financial constraints in Britain and Germany 0 0 0 676 2 6 12 1,989
Is the German Apprenticeship System a Panacea for the US Labour Market? 0 0 0 205 0 5 7 707
Is the German apprenticeship system a panacea for the US labour market? 0 0 0 73 2 12 14 361
Languages, Fees and the International Scope of Patenting 0 0 0 21 0 5 9 58
Languages, Fees and the International Scope of Patenting 0 0 0 5 0 7 10 66
Languages, Fees and the International Scope of Patenting 0 0 0 11 4 12 15 74
Languages, Fees and the International Scope of Patenting 0 0 0 33 2 12 15 150
Languages, Fees and the International Scope of Patenting 0 0 0 69 1 6 7 228
Languages, Fees and the International Scope of Patenting 0 0 0 65 0 3 6 210
Legal Form, Growth and Exit of West German Firms - Empirical Results for Manufacturing, Construction, Trade and Service Industries 0 0 0 145 0 6 11 623
Lending Relationships in Germany: Empirical Results from Survey Data 0 0 0 279 0 6 9 916
Lending Relationships in Germany: Empirical Results from Survey Data 1 1 2 180 3 8 14 596
Linked Inventor Biography Data 1980-2014: (INV-BIO ADIAB 8014) 0 0 4 26 1 5 22 76
Modeling the Duration of Patent Examination at the European Patent Office 0 0 0 74 0 3 8 319
Modeling the Duration of Patent Examination at the European Patent Office 0 0 0 177 0 3 5 571
Modelling the duration of patent examination at the European Patent Office 0 0 0 139 1 6 9 462
Patent Validation at the Country Level - The Role of Fees and Translation costs 0 0 0 189 1 5 12 782
Patent Validation at the Country Level - The Role of Fees and Translation costs 1 1 1 252 3 7 11 1,561
Patent litigation in Europe 0 0 0 59 1 8 13 88
Patent litigation in Europe 0 0 0 102 1 5 13 156
Patent transfers and patent citations 0 0 0 0 1 2 2 47
Patent transfers and patent citations 0 0 0 0 1 3 4 96
Post-Issue Patent "Quality Control": A Comparative Study of US Patent Re-Examinations and European Patent Oppositions 0 0 0 8 3 6 7 163
Post-Issue Patent "Quality Control": A Comparative Study of US Patent Re-examinations and European Patent Oppositions 0 0 0 0 1 5 7 7
Post-Issue Patent "Quality Control": A Comparative Study of US Patent Re-examinations and European Patent Oppositions 0 0 0 5 0 2 3 110
Post-Issue Patent "Quality Control": A Comparative Study of US Patent Re-examinations and European Patent Oppositions 0 0 0 183 2 8 10 903
Post-Issue Patent “Quality Control:” A Comparative Study of US Patent Re-examinations and European Patent Oppositions 0 0 0 0 0 3 6 7
Post-Issue Patent “Quality Control:” A Comparative Study of US Patent Re-examinations and European Patent Oppositions 0 0 0 0 1 3 5 149
Price Indexes for PC Database Software and the Value of Code Compatibility 0 0 0 18 6 13 14 271
Prospects for Improving U.S. Patent Quality via Post-grant Opposition 0 0 0 1 0 4 6 104
Prospects for Improving U.S. Patent Quality via Post-grant Opposition 0 0 1 115 2 14 17 630
Prospects for Improving U.S. Patent Quality via Post-grant Opposition 0 0 0 0 1 2 3 8
Prospects for Improving U.S. Patent Quality via Post-grant Opposition 0 0 0 181 2 3 4 734
Prospects for Improving U.S. Patent Quality via Post-grant Opposition 0 0 0 6 0 7 9 134
R&D and productivity in German manufacturing firms 0 0 1 88 1 5 8 263
R&D incentives and spillovers in a two-industry model 0 0 0 14 1 10 12 124
Recent Research on the Economics of Patents 1 1 5 562 5 15 47 1,047
Regional Innovation Effects of Applied Research Institutions 0 0 2 340 2 7 12 777
Replication Studies in Economics: How Many and Which Papers Are Chosen for Replication, and Why? 0 0 1 69 2 12 20 330
Replizierbare Forschung in den Wirtschaftswissenschaften erhöhen – eine Herausforderung für wissenschaftliche Infrastrukturdienstleister 0 0 0 6 2 4 6 119
Science Quality and the Value of Inventions 0 0 4 40 0 6 14 93
Should There Be Lower Taxes On Patent Income? 0 1 2 35 2 8 13 96
Should There Be Lower Taxes on Patent Income? 0 0 0 34 0 11 15 104
Should there be lower taxes on patent income? 0 0 0 24 2 10 13 104
Social Ties for Labor Market Access – Lessons from the Migration of East German Inventors 0 0 0 51 1 7 9 169
Social ties for labor market access - Lessons from the migration of East German inventors 0 0 0 55 1 8 8 90
Some simple economics of GM food 0 0 0 0 0 1 1 43
Stellungnahme zur Steuerreform 1999/2000/2002 0 0 0 4 0 0 1 36
The Economic Value of Patent Portfolios 0 0 0 92 1 1 2 185
The Economics of Replication 0 0 0 104 1 2 5 61
The Economics of Replication 0 0 0 15 1 3 4 78
The Economics of Replication 0 0 0 76 1 5 9 87
The Effects of Entrepreneurship Education 0 0 1 298 0 4 6 1,856
The Effects of Entrepreneurship Education 0 0 0 190 2 6 8 409
The Effects of Entrepreneurship Education 0 0 0 26 1 31 36 164
The Impacts of Feed-in Tariffs on Innovation: Empirical Evidence from Germany 0 0 0 62 2 5 13 244
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 0 1 4 10
The Value of European Patents 0 1 4 363 1 9 17 867
The power of individual-level drivers of inventive performance 0 0 0 31 1 5 7 106
The role of patents and licenses in securing external finance for innovation 0 0 1 289 2 10 16 688
To Be Financed or Not … - The Role of Patents for Venture Capital Financing 0 0 4 105 2 10 20 285
To Be Financed or Not... - The Role of Patents for Venture Capital Financing 0 0 0 126 4 9 13 507
To Be Financed or Not: The Role of Patents for Venture Capital Financing 0 0 0 117 2 6 11 392
To Be Financed or Not? - The Role of Patents for Venture Capital Financing 0 0 0 109 2 8 13 411
Truly Standard-Essential Patents? A Semantics-Based Analysis 1 1 3 8 3 11 19 41
Truly Standard-Essential Patents? A Semantics-Based Analysis 0 0 0 27 0 3 9 66
Vertical Organization, Technology Flows and R&D Incentives: An Exploratory Analysis 0 0 0 199 0 3 6 1,907
What are the Channels for Technology Sourcing? Panel Data Evidence from German Companies 0 0 0 62 2 6 10 198
What are the Channels for Technology Sourcing? Panel Data Evidence from German Companies 0 0 0 61 1 2 4 87
What are the channels for technology sourcing? Panel data evidence from German companies 0 0 0 5 1 9 11 67
What are the channels for technology sourcing? Panel data evidence from German companies 0 0 0 103 1 11 12 280
Zur Analyse von Gründungen und Schließungen auf Grundlage der Beschäftigtenstatistik (only available in German) 0 0 0 34 0 2 8 265
Zur steuerlichen Behandlung von Forschungs- und Entwicklungsaufwendungen: Eine internationale Bestandsaufnahme 0 0 0 14 1 5 8 97
Total Working Papers 9 18 100 13,159 168 870 1,422 46,306
1 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 0 15 1 5 10 93
A smooth dynamic network model for patent collaboration data 0 0 0 0 0 3 6 14
Are there Financing Constraints for R&D and Investment in German Manufacturing Firms 0 0 0 17 0 10 13 174
Citation Frequency And The Value Of Patented Inventions 0 0 13 593 17 65 110 2,045
Citations, family size, opposition and the value of patent rights 0 0 5 526 4 14 46 1,447
Conflict Resolution, Public Goods, and Patent Thickets 0 0 1 22 1 7 11 100
Determinants of opposition against EPO patent grants--the case of biotechnology and pharmaceuticals 0 0 1 179 6 24 33 591
Die Evolution der bundesdeutschen Forschungs– und Technologiepolitik: Rückblick und Bestandsaufnahme 0 0 0 36 0 1 4 205
Economy and Civil Society: How Innovation Drives Change 0 0 0 2 0 1 3 22
Erratum to "Citations, family size, opposition and the value of patent rights" [Research Policy 32 (2003) 1343-1363] 0 0 1 58 1 5 13 242
Erratum to: Patent litigation in Europe 0 0 0 10 1 5 8 52
Firm Formation And Regional Spillovers - Evidence From Germany 0 0 0 23 1 5 9 75
How patenting informs VC investors – The case of biotechnology 0 1 3 76 6 20 32 296
How to measure patent thickets--A novel approach 0 1 2 120 1 11 20 376
Incidence and Growth of Patent Thickets: The Impact of Technological Opportunities and Complexity 1 1 1 27 2 6 12 114
Innovation effects of universities of applied sciences: an assessment of regional heterogeneity 0 0 0 1 0 4 12 23
Innovation, Entrepreneurship und Demographie 0 0 0 76 2 3 9 274
Innovationen auf Bestellung? Was von einer stärkeren Nachfrageorientierung in der Innovationspolitik zu halten ist 0 0 0 28 0 2 5 185
Institutionalized incentives for ingenuity--Patent value and the German Employees' Inventions Act 0 0 2 91 1 8 13 332
Invalid but infringed? An analysis of the bifurcated patent litigation system 0 0 1 9 2 4 11 105
Inventors and invention processes in Europe: Results from the PatVal-EU survey 0 0 0 254 0 4 9 925
Investment, R&D and Financial Constraints in Britain and Germany 0 0 1 35 1 4 22 991
Is the German apprenticeship system a panacea for the U.S. labor market? 0 1 2 321 1 5 8 1,428
Knowledge Recombination Across Technological Boundaries: Scientists vs. Engineers 0 0 2 13 0 5 14 73
Kurz kommentiert 0 0 0 1 0 0 0 9
Langfristiges Wachstum durch Forschung und Innovation 0 0 0 42 0 2 4 184
Legal Form, Growth and Exit of West German Firms—Empirical Results for Manufacturing, Construction, Trade and Service Industries 0 1 3 7 3 8 18 40
Lending relationships in Germany - Empirical evidence from survey data 0 0 2 316 0 6 15 851
Patent Quality and Examination in Europe 0 0 0 61 2 12 20 282
Patent litigation in Europe 0 0 0 42 1 3 9 237
Patent validation at the country level--The role of fees and translation costs 0 0 0 107 1 6 18 470
Profiting from voluntary information spillovers: how users benefit by freely revealing their innovations 1 1 2 246 1 3 7 1,003
R&D Spillovers, Technological Proximity, And Productivity Growth – Evidence From German Panel Data 0 1 3 227 0 4 9 496
R&D and Productivity in German Manufacturing Firms 0 0 0 59 3 9 16 209
Recent Research on the Economics of Patents 1 2 14 207 6 38 74 838
Regional innovation effects of applied research institutions 0 0 1 14 0 5 18 66
Replication studies in economics—How many and which papers are chosen for replication, and why? 0 0 0 4 4 8 15 57
Replication studies in economics—How many and which papers are chosen for replication, and why? 0 0 0 13 2 15 21 144
Separating patent wheat from chaff: Would the US benefit from adopting patent post-grant review? 0 0 1 6 0 3 4 58
Should there be lower taxes on patent income? 1 2 3 26 2 11 18 102
Some simple economics of GM food 0 0 0 2 1 14 14 23
Steuerliche Forschungsförderung: Wichtiger Impuls für FuE-Aktivitäten oder zu wenig zielgerichtet? 0 0 0 13 0 5 9 67
Strategic Spillovers and Incentives for Research and Development 0 1 3 39 1 3 8 143
Technology policy for a world of skew-distributed outcomes 1 2 7 319 3 8 25 754
The Decline of the Public Dimensions of Contract and Property in the Digital Environment: Comment 0 0 0 1 0 3 4 8
The Duration of Patent Examination at the European Patent Office 0 1 2 96 2 6 18 269
The economic value of patent portfolios 0 0 2 22 0 3 9 91
The effects of entrepreneurship education 0 0 2 129 8 75 93 720
The impact of the German feed-in tariff scheme on innovation: Evidence based on patent filings in renewable energy technologies 0 0 8 131 1 18 56 411
The power of individual-level drivers of inventive performance 0 0 0 15 0 9 12 91
Uncertainty and the size distribution of rewards from innovation 0 0 2 365 3 6 11 1,098
Used, blocking and sleeping patents: Empirical evidence from a large-scale inventor survey 0 1 3 61 3 14 26 271
Venture Capitalists’ Evaluations of Start–Up Teams: Trade–Offs, Knock–Out Criteria, and the Impact of VC Experience 0 0 2 4 0 1 8 25
What are the Channels for Technology Sourcing? Panel Data Evidence from German Companies 0 0 0 15 0 9 16 116
What you are is what you like--similarity biases in venture capitalists' evaluations of start-up teams 1 1 5 279 4 6 19 702
Total Journal Articles 6 17 100 5,401 99 534 1,027 20,017


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 5 5 44
Gutachten zur Forschung, Innovation und technologischer Leistungsfähigkeit Deutschlands 2012 0 0 0 0 2 5 6 40
Total Books 0 0 0 0 2 10 11 84


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 1 1 3
Comments 0 0 0 1 0 2 2 9
Investment, R&D and Financial Constraints in Britain and Germany 0 0 0 0 2 12 18 416
Prospects for Improving US Patent Quality via Postgrant Opposition 0 0 0 32 2 15 20 209
Total Chapters 0 0 0 33 4 30 41 637


Statistics updated 2026-03-04