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 2 3 0 3 17 24
Analysing European and International Patent Citations: A Set of EPO Patent Database Building Blocks 0 0 1 416 0 3 12 1,110
Are There Financing Constraints for R&D and Investment in German Manufacturing Firms? 0 0 0 334 0 2 14 863
Are there financing constraints for R&D and investment in German manufacturing firms? 0 0 0 31 0 2 11 219
Bargaining Failure and Freedom to Operate: Re-evaluating the Effect of Patents on Cumulative Innovation 0 0 0 8 1 1 5 33
Bargaining Failure and Freedom to Operate: Re-evaluating the Effect of Patents on Cumulative Innovation 0 0 0 34 0 4 18 156
Bridging Academic and Vocational Human Capital in Inventor Teams: Implications for Inventor Team Productivity 4 12 55 55 22 40 104 104
Can Post-Grant Reviews Improve Patent System Design? A Twin Study of US and European Patents 0 0 0 228 1 5 12 783
Can Post-Grant Reviews Improve Patent System Design? A Twin Study of US and European Patents 0 0 0 97 1 7 10 380
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 1 1 24 1 4 10 60
Citation Frequency and the Value of Patented Innovation 0 1 1 85 0 2 13 292
Citation Frequency and the Value of Patented Innovation 0 0 0 308 1 5 11 1,324
Conflict Resolution, Public Goods and Patent Thickets 0 0 0 1 0 3 11 28
Conflict Resolution, Public Goods and Patent Thickets 0 0 0 7 1 4 12 211
Conflict Resolution, Public Goods and Patent Thickets 0 0 0 52 1 8 69 214
Conflict resolution, public goods and patent thickets 0 0 0 61 0 7 19 188
Corporate R&D and Productivity in Germany and the United Kingdom 0 0 0 303 2 3 11 804
Corporate R&D and productivity in Germany and the United Kingdom 0 0 0 4 0 4 11 79
Das Mannheimer Innovationspanel 0 0 0 95 0 0 9 386
Determinants of Opposition Against EPO Patent Grants - The Case of Biotechnology and Pharmaceuticals 0 0 0 350 0 3 10 1,212
Die Evolution der bundesdeutschen Forschungs- und Technologiepolitik: Rückblick und Bestandsaufnahme 0 0 0 89 0 1 9 376
Everything You Always Wanted to Know about Inventors (But Never Asked): Evidence from the PatVal-EU Survey 0 0 0 136 0 3 12 687
Everything you Always Wanted to Know About Inventors (But Never Asked): Evidence from the PatVal-EU Survey 0 0 1 169 0 2 13 511
Everything you Always Wanted to Know about Inventors (but Never Asked): Evidence from the PatVal-EU Survey 0 0 0 512 0 8 20 1,675
Exploring the Opaqueness of the Patent System - Evidence from a Natural Experiment 0 0 0 21 2 8 11 63
Exploring the Tail of Patented Invention Value Distributions 0 0 0 78 3 5 20 312
Exploring the Tail of Patented Invention Value Distributions 1 1 3 267 2 6 21 1,011
Filling the Gap: The Consequences of Collaborator Loss in Corporate R&D 0 0 1 20 0 5 15 39
Filling the Gap: The Consequences of Collaborator Loss in Corporate R&D 0 0 0 1 0 5 13 19
Financing Apprenticeship Training: Evidence from Germany 0 0 0 149 1 3 14 618
Firm dynamics in East Germany: first empirical results 0 0 0 6 0 2 6 44
Firm formation and regional spillovers: evidence from Germany 0 0 0 36 0 2 14 188
Growth and exit of West German firms: an empirical investigation on the impact of liability statutes 0 0 0 9 1 5 7 81
Harmonizing and Combining Large Datasets - An Application to Firm-Level Patent and Accounting Data 0 0 0 93 4 6 19 363
How to measure patent thickets – a novel approach 0 1 1 117 2 7 18 285
Identifying and measuring developments in artificial intelligence: Making the impossible possible 1 1 2 87 1 2 35 184
Incentives to Innovate: A Structural Model of Oligopoly (available only in German!) 0 0 0 145 0 2 7 716
Incidence and Growth of Patent Thickets - The Impact of Technological Opportunities and Complexity 0 0 0 198 0 2 16 657
Incidence and Growth of Patent Thickets - The Impact of Technological Opportunities and Complexity 0 0 0 107 0 3 16 305
Individual determinants of inventor productivity: Report and preliminary results with evidence from linked human capital and patent data 0 0 0 45 0 5 11 92
Innovation Effects and Knowledge Complementarities in a Diverse Research Landscape 0 3 10 156 2 12 36 289
Innovation Effects of Universities of Applied Sciences: an Assessment of Regional Heterogeneity 0 0 1 231 1 11 26 403
Innovationsanreize in einem strukturellen Oligopolmodell 0 0 0 21 0 3 6 128
Innovationsverhalten der deutschen Wirtschaft: Ein Vergleich zwischen Ost- und Westdeutschland; BMFT-Projektnummer PLI 1603 0 0 0 10 0 0 5 109
Innovationsverhalten der deutschen Wirtschaft: Ergebnisse der Innovationserhebung 1993 0 0 0 13 0 4 7 136
Innovationsverhalten der deutschen Wirtschaft: Methodenbericht zur Innovationserhebung 1993 0 0 0 1 0 0 4 47
Institutionalized Incentives for Ingenuity – Patent Value and the German Employees’ Inventions Act 0 0 0 294 1 5 28 1,036
Invalid but infringed? An analysis of Germany's bifurcated patent litigation system 0 0 0 37 0 2 9 109
Invalid but infringed? An analysis of the bifurcated patent litigation system 0 0 0 43 1 6 8 97
Investment, R&D and Financial Constraints in Britain and Germany 0 0 1 440 3 6 16 1,265
Investment, R&D and financial constraints in Britain and Germany 0 0 0 18 0 3 10 126
Investment, R&D and financial constraints in Britain and Germany 0 0 0 676 2 3 11 1,992
Is the German Apprenticeship System a Panacea for the US Labour Market? 0 0 0 205 0 4 11 711
Is the German apprenticeship system a panacea for the US labour market? 0 0 0 73 0 4 18 365
Languages, Fees and the International Scope of Patenting 0 0 0 65 0 2 8 212
Languages, Fees and the International Scope of Patenting 0 0 0 69 0 6 13 234
Languages, Fees and the International Scope of Patenting 0 0 0 21 0 2 11 60
Languages, Fees and the International Scope of Patenting 0 0 0 5 0 6 16 72
Languages, Fees and the International Scope of Patenting 0 0 0 33 1 5 20 155
Languages, Fees and the International Scope of Patenting 0 0 0 11 1 4 18 78
Legal Form, Growth and Exit of West German Firms - Empirical Results for Manufacturing, Construction, Trade and Service Industries 0 0 0 145 0 0 11 623
Lending Relationships in Germany: Empirical Results from Survey Data 0 0 0 279 0 4 12 920
Lending Relationships in Germany: Empirical Results from Survey Data 1 1 2 181 1 3 16 599
Linked Inventor Biography Data 1980-2014: (INV-BIO ADIAB 8014) 0 1 5 27 1 2 21 78
Modeling the Duration of Patent Examination at the European Patent Office 0 0 0 177 2 5 10 576
Modeling the Duration of Patent Examination at the European Patent Office 0 0 0 74 0 3 11 322
Modelling the duration of patent examination at the European Patent Office 0 0 0 139 0 2 10 464
Patent Validation at the Country Level - The Role of Fees and Translation costs 0 0 1 252 1 1 12 1,562
Patent Validation at the Country Level - The Role of Fees and Translation costs 0 0 0 189 0 4 15 786
Patent litigation in Europe 0 0 0 102 0 7 17 163
Patent litigation in Europe 0 0 0 59 0 5 15 93
Patent transfers and patent citations 0 0 0 0 1 3 7 99
Patent transfers and patent citations 0 0 0 0 1 2 4 49
Post-Issue Patent "Quality Control": A Comparative Study of US Patent Re-Examinations and European Patent Oppositions 0 0 0 8 0 4 10 167
Post-Issue Patent "Quality Control": A Comparative Study of US Patent Re-examinations and European Patent Oppositions 0 0 0 5 1 4 6 114
Post-Issue Patent "Quality Control": A Comparative Study of US Patent Re-examinations and European Patent Oppositions 0 0 0 0 1 7 14 14
Post-Issue Patent "Quality Control": A Comparative Study of US Patent Re-examinations and European Patent Oppositions 0 0 0 183 2 5 14 908
Post-Issue Patent “Quality Control:” A Comparative Study of US Patent Re-examinations and European Patent Oppositions 0 0 0 0 0 4 8 153
Post-Issue Patent “Quality Control:” A Comparative Study of US Patent Re-examinations and European Patent Oppositions 0 0 0 0 0 5 9 12
Price Indexes for PC Database Software and the Value of Code Compatibility 0 0 0 18 0 2 16 273
Prospects for Improving U.S. Patent Quality via Post-grant Opposition 0 0 0 0 0 3 5 11
Prospects for Improving U.S. Patent Quality via Post-grant Opposition 0 0 1 115 0 1 18 631
Prospects for Improving U.S. Patent Quality via Post-grant Opposition 0 0 0 1 1 4 9 108
Prospects for Improving U.S. Patent Quality via Post-grant Opposition 0 0 0 6 0 2 10 136
Prospects for Improving U.S. Patent Quality via Post-grant Opposition 0 0 0 181 0 1 5 735
R&D and productivity in German manufacturing firms 0 0 1 88 0 4 12 267
R&D incentives and spillovers in a two-industry model 0 0 0 14 0 2 13 126
Recent Research on the Economics of Patents 1 1 5 563 2 7 37 1,054
Regional Innovation Effects of Applied Research Institutions 0 1 2 341 0 8 19 785
Replication Studies in Economics: How Many and Which Papers Are Chosen for Replication, and Why? 0 0 0 69 3 10 26 340
Replizierbare Forschung in den Wirtschaftswissenschaften erhöhen – eine Herausforderung für wissenschaftliche Infrastrukturdienstleister 0 0 0 6 1 4 10 123
Science Quality and the Value of Inventions 0 0 2 40 1 1 13 94
Should There Be Lower Taxes On Patent Income? 0 0 2 35 0 6 18 102
Should There Be Lower Taxes on Patent Income? 0 0 0 34 0 2 17 106
Should there be lower taxes on patent income? 0 0 0 24 1 4 17 108
Social Ties for Labor Market Access – Lessons from the Migration of East German Inventors 0 0 0 51 1 1 10 170
Social ties for labor market access - Lessons from the migration of East German inventors 0 0 0 55 1 6 14 96
Some simple economics of GM food 0 0 0 0 0 2 3 45
Stellungnahme zur Steuerreform 1999/2000/2002 0 0 0 4 1 1 2 37
The Economic Value of Patent Portfolios 0 0 0 92 1 2 3 187
The Economics of Replication 0 0 0 104 0 2 7 63
The Economics of Replication 0 0 0 15 0 3 7 81
The Economics of Replication 0 0 0 76 0 6 13 93
The Effects of Entrepreneurship Education 0 0 0 26 0 5 41 169
The Effects of Entrepreneurship Education 0 0 0 190 0 3 10 412
The Effects of Entrepreneurship Education 0 0 1 298 0 6 12 1,862
The Impacts of Feed-in Tariffs on Innovation: Empirical Evidence from Germany 0 1 1 63 5 22 35 266
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 2 5 12
The Value of European Patents 0 0 4 363 2 8 24 875
The power of individual-level drivers of inventive performance 0 0 0 31 0 5 11 111
The role of patents and licenses in securing external finance for innovation 0 0 1 289 1 2 17 690
To Be Financed or Not … - The Role of Patents for Venture Capital Financing 0 1 4 106 1 13 32 298
To Be Financed or Not... - The Role of Patents for Venture Capital Financing 1 2 2 128 1 5 18 512
To Be Financed or Not: The Role of Patents for Venture Capital Financing 0 0 0 117 1 4 12 396
To Be Financed or Not? - The Role of Patents for Venture Capital Financing 0 0 0 109 0 2 14 413
Truly Standard-Essential Patents? A Semantics-Based Analysis 0 0 0 27 3 6 12 72
Truly Standard-Essential Patents? A Semantics-Based Analysis 0 0 2 8 0 3 20 44
Vertical Organization, Technology Flows and R&D Incentives: An Exploratory Analysis 0 0 0 199 0 0 6 1,907
What are the Channels for Technology Sourcing? Panel Data Evidence from German Companies 0 0 0 62 0 5 15 203
What are the Channels for Technology Sourcing? Panel Data Evidence from German Companies 0 0 0 61 0 6 10 93
What are the channels for technology sourcing? Panel data evidence from German companies 0 0 0 103 2 5 17 285
What are the channels for technology sourcing? Panel data evidence from German companies 0 0 0 5 1 4 14 71
Zur Analyse von Gründungen und Schließungen auf Grundlage der Beschäftigtenstatistik (only available in German) 0 0 0 34 1 4 12 269
Zur steuerlichen Behandlung von Forschungs- und Entwicklungsaufwendungen: Eine internationale Bestandsaufnahme 0 0 0 14 1 5 13 102
Total Working Papers 9 29 116 13,188 102 549 1,843 46,855
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 0 7 16 100
A smooth dynamic network model for patent collaboration data 0 0 0 0 2 3 9 17
Are there Financing Constraints for R&D and Investment in German Manufacturing Firms 0 0 0 17 2 8 20 182
Citation Frequency And The Value Of Patented Inventions 3 6 11 599 8 18 110 2,063
Citations, family size, opposition and the value of patent rights 0 2 7 528 3 18 60 1,465
Conflict Resolution, Public Goods, and Patent Thickets 0 0 1 22 0 3 14 103
Determinants of opposition against EPO patent grants--the case of biotechnology and pharmaceuticals 0 0 0 179 0 5 37 596
Die Evolution der bundesdeutschen Forschungs– und Technologiepolitik: Rückblick und Bestandsaufnahme 0 0 0 36 0 1 5 206
Economy and Civil Society: How Innovation Drives Change 0 0 0 2 0 0 3 22
Erratum to "Citations, family size, opposition and the value of patent rights" [Research Policy 32 (2003) 1343-1363] 1 1 1 59 1 5 17 247
Erratum to: Patent litigation in Europe 0 0 0 10 0 2 10 54
Firm Formation And Regional Spillovers - Evidence From Germany 0 0 0 23 0 1 10 76
How patenting informs VC investors – The case of biotechnology 0 0 3 76 1 6 36 302
How to measure patent thickets--A novel approach 1 1 2 121 2 7 24 383
Incidence and Growth of Patent Thickets: The Impact of Technological Opportunities and Complexity 0 0 1 27 0 2 12 116
Innovation effects of universities of applied sciences: an assessment of regional heterogeneity 1 1 1 2 1 6 17 29
Innovation, Entrepreneurship und Demographie 0 0 0 76 0 4 12 278
Innovationen auf Bestellung? Was von einer stärkeren Nachfrageorientierung in der Innovationspolitik zu halten ist 0 0 0 28 0 3 8 188
Institutionalized incentives for ingenuity--Patent value and the German Employees' Inventions Act 0 0 1 91 0 3 14 335
Invalid but infringed? An analysis of the bifurcated patent litigation system 0 0 0 9 2 3 10 108
Inventors and invention processes in Europe: Results from the PatVal-EU survey 0 0 0 254 1 5 14 930
Investment, R&D and Financial Constraints in Britain and Germany 0 1 2 36 0 6 20 997
Is the German apprenticeship system a panacea for the U.S. labor market? 0 0 1 321 2 4 11 1,432
Knowledge Recombination Across Technological Boundaries: Scientists vs. Engineers 1 1 3 14 1 10 21 83
Kurz kommentiert 0 0 0 1 0 0 0 9
Langfristiges Wachstum durch Forschung und Innovation 0 0 0 42 0 5 9 189
Legal Form, Growth and Exit of West German Firms—Empirical Results for Manufacturing, Construction, Trade and Service Industries 0 0 2 7 3 8 22 48
Lending relationships in Germany - Empirical evidence from survey data 0 1 2 317 1 2 14 853
Patent Quality and Examination in Europe 0 0 0 61 1 4 21 286
Patent litigation in Europe 0 0 0 42 1 5 10 242
Patent validation at the country level--The role of fees and translation costs 0 0 0 107 2 5 20 475
Profiting from voluntary information spillovers: how users benefit by freely revealing their innovations 0 0 1 246 0 3 8 1,006
R&D Spillovers, Technological Proximity, And Productivity Growth – Evidence From German Panel Data 0 0 3 227 1 3 11 499
R&D and Productivity in German Manufacturing Firms 0 0 0 59 1 3 17 212
Recent Research on the Economics of Patents 1 1 10 208 9 19 81 857
Regional innovation effects of applied research institutions 0 1 1 15 0 2 14 68
Replication studies in economics—How many and which papers are chosen for replication, and why? 0 0 0 4 0 2 17 59
Replication studies in economics—How many and which papers are chosen for replication, and why? 0 0 0 13 0 8 29 152
Separating patent wheat from chaff: Would the US benefit from adopting patent post-grant review? 0 0 1 6 2 7 11 65
Should there be lower taxes on patent income? 1 1 4 27 2 9 26 111
Some simple economics of GM food 0 0 0 2 0 4 18 27
Steuerliche Forschungsförderung: Wichtiger Impuls für FuE-Aktivitäten oder zu wenig zielgerichtet? 0 0 0 13 1 3 11 70
Strategic Spillovers and Incentives for Research and Development 0 0 1 39 2 6 12 149
Technology policy for a world of skew-distributed outcomes 3 3 8 322 3 5 23 759
The Decline of the Public Dimensions of Contract and Property in the Digital Environment: Comment 0 0 0 1 0 2 6 10
The Duration of Patent Examination at the European Patent Office 0 1 2 97 1 6 22 275
The economic value of patent portfolios 0 0 2 22 1 8 17 99
The effects of entrepreneurship education 0 0 2 129 0 9 101 729
The impact of the German feed-in tariff scheme on innovation: Evidence based on patent filings in renewable energy technologies 0 0 5 131 2 16 63 427
The power of individual-level drivers of inventive performance 0 0 0 15 1 5 16 96
Uncertainty and the size distribution of rewards from innovation 0 0 1 365 0 1 11 1,099
Used, blocking and sleeping patents: Empirical evidence from a large-scale inventor survey 0 2 5 63 1 8 32 279
Venture Capitalists’ Evaluations of Start–Up Teams: Trade–Offs, Knock–Out Criteria, and the Impact of VC Experience 0 0 1 4 0 4 11 29
What are the Channels for Technology Sourcing? Panel Data Evidence from German Companies 0 0 0 15 0 3 17 119
What you are is what you like--similarity biases in venture capitalists' evaluations of start-up teams 3 4 8 283 5 6 23 708
Total Journal Articles 15 27 93 5,428 66 301 1,203 20,318


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 1 6 45
Gutachten zur Forschung, Innovation und technologischer Leistungsfähigkeit Deutschlands 2012 0 0 0 0 0 1 7 41
Total Books 0 0 0 0 0 2 13 86


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 2 4
Comments 0 0 0 1 0 0 2 9
Investment, R&D and Financial Constraints in Britain and Germany 0 0 0 0 1 6 24 422
Prospects for Improving US Patent Quality via Postgrant Opposition 0 0 0 32 0 5 25 214
Total Chapters 0 0 0 33 1 12 53 649


Statistics updated 2026-06-04