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 2 4 17 24
Analysing European and International Patent Citations: A Set of EPO Patent Database Building Blocks 0 0 1 416 0 4 12 1,110
Are There Financing Constraints for R&D and Investment in German Manufacturing Firms? 0 0 0 334 2 4 14 863
Are there financing constraints for R&D and investment in German manufacturing firms? 0 0 0 31 2 2 11 219
Bargaining Failure and Freedom to Operate: Re-evaluating the Effect of Patents on Cumulative Innovation 0 0 0 34 3 7 19 156
Bargaining Failure and Freedom to Operate: Re-evaluating the Effect of Patents on Cumulative Innovation 0 0 0 8 0 0 4 32
Bridging Academic and Vocational Human Capital in Inventor Teams: Implications for Inventor Team Productivity 7 10 51 51 14 22 82 82
Can Post-Grant Reviews Improve Patent System Design? A Twin Study of US and European Patents 0 0 0 228 4 5 11 782
Can Post-Grant Reviews Improve Patent System Design? A Twin Study of US and European Patents 0 0 1 97 5 6 10 379
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 2 3 9 59
Citation Frequency and the Value of Patented Innovation 0 1 1 85 1 4 13 292
Citation Frequency and the Value of Patented Innovation 0 0 0 308 3 5 12 1,323
Conflict Resolution, Public Goods and Patent Thickets 0 0 0 1 3 3 11 28
Conflict Resolution, Public Goods and Patent Thickets 0 0 0 52 3 23 68 213
Conflict Resolution, Public Goods and Patent Thickets 0 0 0 7 3 4 11 210
Conflict resolution, public goods and patent thickets 0 0 0 61 5 8 20 188
Corporate R&D and Productivity in Germany and the United Kingdom 0 0 0 303 0 1 10 802
Corporate R&D and productivity in Germany and the United Kingdom 0 0 0 4 3 5 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 2 4 10 1,212
Die Evolution der bundesdeutschen Forschungs- und Technologiepolitik: Rückblick und Bestandsaufnahme 0 0 0 89 1 2 10 376
Everything You Always Wanted to Know about Inventors (But Never Asked): Evidence from the PatVal-EU Survey 0 0 0 136 2 4 12 687
Everything you Always Wanted to Know About Inventors (But Never Asked): Evidence from the PatVal-EU Survey 0 0 1 169 1 2 13 511
Everything you Always Wanted to Know about Inventors (but Never Asked): Evidence from the PatVal-EU Survey 0 0 0 512 6 8 20 1,675
Exploring the Opaqueness of the Patent System - Evidence from a Natural Experiment 0 0 0 21 2 7 9 61
Exploring the Tail of Patented Invention Value Distributions 0 0 0 78 0 2 17 309
Exploring the Tail of Patented Invention Value Distributions 0 1 2 266 1 7 19 1,009
Filling the Gap: The Consequences of Collaborator Loss in Corporate R&D 0 0 1 20 5 6 16 39
Filling the Gap: The Consequences of Collaborator Loss in Corporate R&D 0 0 0 1 4 7 13 19
Financing Apprenticeship Training: Evidence from Germany 0 0 0 149 2 3 13 617
Firm dynamics in East Germany: first empirical results 0 0 0 6 2 4 6 44
Firm formation and regional spillovers: evidence from Germany 0 0 0 36 1 2 14 188
Growth and exit of West German firms: an empirical investigation on the impact of liability statutes 0 0 0 9 4 5 6 80
Harmonizing and Combining Large Datasets - An Application to Firm-Level Patent and Accounting Data 0 0 0 93 1 4 16 359
How to measure patent thickets – a novel approach 0 1 1 117 3 6 16 283
Identifying and measuring developments in artificial intelligence: Making the impossible possible 0 0 1 86 1 3 37 183
Incentives to Innovate: A Structural Model of Oligopoly (available only in German!) 0 0 0 145 2 2 7 716
Incidence and Growth of Patent Thickets - The Impact of Technological Opportunities and Complexity 0 0 1 107 3 7 17 305
Incidence and Growth of Patent Thickets - The Impact of Technological Opportunities and Complexity 0 0 0 198 2 4 18 657
Individual determinants of inventor productivity: Report and preliminary results with evidence from linked human capital and patent data 0 0 0 45 3 7 11 92
Innovation Effects and Knowledge Complementarities in a Diverse Research Landscape 2 4 10 156 5 12 35 287
Innovation Effects of Universities of Applied Sciences: an Assessment of Regional Heterogeneity 0 1 1 231 8 13 25 402
Innovationsanreize in einem strukturellen Oligopolmodell 0 0 0 21 3 3 6 128
Innovationsverhalten der deutschen Wirtschaft: Ein Vergleich zwischen Ost- und Westdeutschland; BMFT-Projektnummer PLI 1603 0 0 0 10 0 1 5 109
Innovationsverhalten der deutschen Wirtschaft: Ergebnisse der Innovationserhebung 1993 0 0 0 13 4 4 7 136
Innovationsverhalten der deutschen Wirtschaft: Methodenbericht zur Innovationserhebung 1993 0 0 0 1 0 1 4 47
Institutionalized Incentives for Ingenuity – Patent Value and the German Employees’ Inventions Act 0 0 0 294 2 8 27 1,035
Invalid but infringed? An analysis of Germany's bifurcated patent litigation system 0 0 0 37 2 2 9 109
Invalid but infringed? An analysis of the bifurcated patent litigation system 0 0 0 43 2 5 7 96
Investment, R&D and Financial Constraints in Britain and Germany 0 0 1 440 2 5 13 1,262
Investment, R&D and financial constraints in Britain and Germany 0 0 0 676 0 3 12 1,990
Investment, R&D and financial constraints in Britain and Germany 0 0 0 18 2 4 10 126
Is the German Apprenticeship System a Panacea for the US Labour Market? 0 0 0 205 2 4 11 711
Is the German apprenticeship system a panacea for the US labour market? 0 0 0 73 3 6 18 365
Languages, Fees and the International Scope of Patenting 0 0 0 65 2 2 8 212
Languages, Fees and the International Scope of Patenting 0 0 0 33 3 6 19 154
Languages, Fees and the International Scope of Patenting 0 0 0 11 1 7 17 77
Languages, Fees and the International Scope of Patenting 0 0 0 21 2 2 11 60
Languages, Fees and the International Scope of Patenting 0 0 0 69 6 7 13 234
Languages, Fees and the International Scope of Patenting 0 0 0 5 5 6 16 72
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 1 1 180 1 5 15 598
Lending Relationships in Germany: Empirical Results from Survey Data 0 0 0 279 2 4 12 920
Linked Inventor Biography Data 1980-2014: (INV-BIO ADIAB 8014) 0 1 5 27 0 2 20 77
Modeling the Duration of Patent Examination at the European Patent Office 0 0 0 74 2 3 11 322
Modeling the Duration of Patent Examination at the European Patent Office 0 0 0 177 1 3 8 574
Modelling the duration of patent examination at the European Patent Office 0 0 0 139 1 3 11 464
Patent Validation at the Country Level - The Role of Fees and Translation costs 0 1 1 252 0 3 11 1,561
Patent Validation at the Country Level - The Role of Fees and Translation costs 0 0 0 189 3 5 15 786
Patent litigation in Europe 0 0 0 59 4 6 15 93
Patent litigation in Europe 0 0 0 102 7 8 17 163
Patent transfers and patent citations 0 0 0 0 1 3 6 98
Patent transfers and patent citations 0 0 0 0 1 2 3 48
Post-Issue Patent "Quality Control": A Comparative Study of US Patent Re-Examinations and European Patent Oppositions 0 0 0 8 4 7 10 167
Post-Issue Patent "Quality Control": A Comparative Study of US Patent Re-examinations and European Patent Oppositions 0 0 0 5 1 3 5 113
Post-Issue Patent "Quality Control": A Comparative Study of US Patent Re-examinations and European Patent Oppositions 0 0 0 183 3 5 12 906
Post-Issue Patent "Quality Control": A Comparative Study of US Patent Re-examinations and European Patent Oppositions 0 0 0 0 4 7 13 13
Post-Issue Patent “Quality Control:” A Comparative Study of US Patent Re-examinations and European Patent Oppositions 0 0 0 0 4 5 10 12
Post-Issue Patent “Quality Control:” A Comparative Study of US Patent Re-examinations and European Patent Oppositions 0 0 0 0 2 5 8 153
Price Indexes for PC Database Software and the Value of Code Compatibility 0 0 0 18 2 8 16 273
Prospects for Improving U.S. Patent Quality via Post-grant Opposition 0 0 0 181 1 3 5 735
Prospects for Improving U.S. Patent Quality via Post-grant Opposition 0 0 0 1 0 3 8 107
Prospects for Improving U.S. Patent Quality via Post-grant Opposition 0 0 1 115 1 3 18 631
Prospects for Improving U.S. Patent Quality via Post-grant Opposition 0 0 0 0 2 4 5 11
Prospects for Improving U.S. Patent Quality via Post-grant Opposition 0 0 0 6 2 2 10 136
R&D and productivity in German manufacturing firms 0 0 1 88 4 5 12 267
R&D incentives and spillovers in a two-industry model 0 0 0 14 0 3 13 126
Recent Research on the Economics of Patents 0 1 5 562 3 10 44 1,052
Regional Innovation Effects of Applied Research Institutions 1 1 2 341 4 10 19 785
Replication Studies in Economics: How Many and Which Papers Are Chosen for Replication, and Why? 0 0 0 69 3 9 24 337
Replizierbare Forschung in den Wirtschaftswissenschaften erhöhen – eine Herausforderung für wissenschaftliche Infrastrukturdienstleister 0 0 0 6 3 5 9 122
Science Quality and the Value of Inventions 0 0 3 40 0 0 13 93
Should There Be Lower Taxes On Patent Income? 0 0 2 35 5 8 18 102
Should There Be Lower Taxes on Patent Income? 0 0 0 34 1 2 17 106
Should there be lower taxes on patent income? 0 0 0 24 2 5 16 107
Social Ties for Labor Market Access – Lessons from the Migration of East German Inventors 0 0 0 51 0 1 9 169
Social ties for labor market access - Lessons from the migration of East German inventors 0 0 0 55 2 6 13 95
Some simple economics of GM food 0 0 0 0 1 2 3 45
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 2 2 186
The Economics of Replication 0 0 0 104 1 3 7 63
The Economics of Replication 0 0 0 76 5 7 14 93
The Economics of Replication 0 0 0 15 2 4 7 81
The Effects of Entrepreneurship Education 0 0 0 26 2 6 41 169
The Effects of Entrepreneurship Education 0 0 1 298 5 6 12 1,862
The Effects of Entrepreneurship Education 0 0 0 190 2 5 10 412
The Impacts of Feed-in Tariffs on Innovation: Empirical Evidence from Germany 0 1 1 63 12 19 30 261
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 2 2 6 12
The Value of European Patents 0 0 4 363 5 7 23 873
The power of individual-level drivers of inventive performance 0 0 0 31 4 6 11 111
The role of patents and licenses in securing external finance for innovation 0 0 1 289 1 3 16 689
To Be Financed or Not … - The Role of Patents for Venture Capital Financing 1 1 4 106 5 14 31 297
To Be Financed or Not... - The Role of Patents for Venture Capital Financing 1 1 1 127 3 8 17 511
To Be Financed or Not: The Role of Patents for Venture Capital Financing 0 0 0 117 2 5 11 395
To Be Financed or Not? - The Role of Patents for Venture Capital Financing 0 0 0 109 1 4 14 413
Truly Standard-Essential Patents? A Semantics-Based Analysis 0 1 2 8 1 6 21 44
Truly Standard-Essential Patents? A Semantics-Based Analysis 0 0 0 27 1 3 10 69
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 61 4 7 10 93
What are the Channels for Technology Sourcing? Panel Data Evidence from German Companies 0 0 0 62 4 7 15 203
What are the channels for technology sourcing? Panel data evidence from German companies 0 0 0 5 2 4 13 70
What are the channels for technology sourcing? Panel data evidence from German companies 0 0 0 103 2 4 15 283
Zur Analyse von Gründungen und Schließungen auf Grundlage der Beschäftigtenstatistik (only available in German) 0 0 0 34 3 3 11 268
Zur steuerlichen Behandlung von Forschungs- und Entwicklungsaufwendungen: Eine internationale Bestandsaufnahme 0 0 0 14 4 5 12 101
Total Working Papers 12 29 111 13,179 308 615 1,778 46,753
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 4 8 16 100
A smooth dynamic network model for patent collaboration data 0 0 0 0 1 1 7 15
Are there Financing Constraints for R&D and Investment in German Manufacturing Firms 0 0 0 17 4 6 18 180
Citation Frequency And The Value Of Patented Inventions 2 3 12 596 4 27 109 2,055
Citations, family size, opposition and the value of patent rights 2 2 7 528 9 19 58 1,462
Conflict Resolution, Public Goods, and Patent Thickets 0 0 1 22 2 4 14 103
Determinants of opposition against EPO patent grants--the case of biotechnology and pharmaceuticals 0 0 0 179 3 11 37 596
Die Evolution der bundesdeutschen Forschungs– und Technologiepolitik: Rückblick und Bestandsaufnahme 0 0 0 36 1 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] 0 0 0 58 4 5 16 246
Erratum to: Patent litigation in Europe 0 0 0 10 2 3 10 54
Firm Formation And Regional Spillovers - Evidence From Germany 0 0 0 23 1 2 10 76
How patenting informs VC investors – The case of biotechnology 0 0 3 76 3 11 35 301
How to measure patent thickets--A novel approach 0 0 2 120 3 6 23 381
Incidence and Growth of Patent Thickets: The Impact of Technological Opportunities and Complexity 0 1 1 27 2 4 14 116
Innovation effects of universities of applied sciences: an assessment of regional heterogeneity 0 0 0 1 5 5 16 28
Innovation, Entrepreneurship und Demographie 0 0 0 76 4 6 12 278
Innovationen auf Bestellung? Was von einer stärkeren Nachfrageorientierung in der Innovationspolitik zu halten ist 0 0 0 28 2 3 8 188
Institutionalized incentives for ingenuity--Patent value and the German Employees' Inventions Act 0 0 1 91 2 4 14 335
Invalid but infringed? An analysis of the bifurcated patent litigation system 0 0 1 9 1 3 10 106
Inventors and invention processes in Europe: Results from the PatVal-EU survey 0 0 0 254 3 4 13 929
Investment, R&D and Financial Constraints in Britain and Germany 1 1 2 36 4 7 26 997
Is the German apprenticeship system a panacea for the U.S. labor market? 0 0 1 321 0 3 9 1,430
Knowledge Recombination Across Technological Boundaries: Scientists vs. Engineers 0 0 2 13 5 9 20 82
Kurz kommentiert 0 0 0 1 0 0 0 9
Langfristiges Wachstum durch Forschung und Innovation 0 0 0 42 5 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 4 8 21 45
Lending relationships in Germany - Empirical evidence from survey data 0 1 2 317 0 1 14 852
Patent Quality and Examination in Europe 0 0 0 61 2 5 20 285
Patent litigation in Europe 0 0 0 42 3 5 9 241
Patent validation at the country level--The role of fees and translation costs 0 0 0 107 2 4 21 473
Profiting from voluntary information spillovers: how users benefit by freely revealing their innovations 0 1 1 246 2 4 8 1,006
R&D Spillovers, Technological Proximity, And Productivity Growth – Evidence From German Panel Data 0 0 3 227 1 2 10 498
R&D and Productivity in German Manufacturing Firms 0 0 0 59 1 5 17 211
Recent Research on the Economics of Patents 0 1 10 207 4 16 77 848
Regional innovation effects of applied research institutions 0 1 1 15 1 2 17 68
Replication studies in economics—How many and which papers are chosen for replication, and why? 0 0 0 13 4 10 29 152
Replication studies in economics—How many and which papers are chosen for replication, and why? 0 0 0 4 2 6 17 59
Separating patent wheat from chaff: Would the US benefit from adopting patent post-grant review? 0 0 1 6 4 5 9 63
Should there be lower taxes on patent income? 0 1 3 26 7 9 25 109
Some simple economics of GM food 0 0 0 2 3 5 18 27
Steuerliche Forschungsförderung: Wichtiger Impuls für FuE-Aktivitäten oder zu wenig zielgerichtet? 0 0 0 13 2 2 11 69
Strategic Spillovers and Incentives for Research and Development 0 0 2 39 3 5 11 147
Technology policy for a world of skew-distributed outcomes 0 1 7 319 1 5 24 756
The Decline of the Public Dimensions of Contract and Property in the Digital Environment: Comment 0 0 0 1 2 2 6 10
The Duration of Patent Examination at the European Patent Office 1 1 2 97 4 7 22 274
The economic value of patent portfolios 0 0 2 22 4 7 16 98
The effects of entrepreneurship education 0 0 2 129 4 17 101 729
The impact of the German feed-in tariff scheme on innovation: Evidence based on patent filings in renewable energy technologies 0 0 6 131 8 15 67 425
The power of individual-level drivers of inventive performance 0 0 0 15 3 4 15 95
Uncertainty and the size distribution of rewards from innovation 0 0 1 365 1 4 11 1,099
Used, blocking and sleeping patents: Empirical evidence from a large-scale inventor survey 1 2 5 63 5 10 31 278
Venture Capitalists’ Evaluations of Start–Up Teams: Trade–Offs, Knock–Out Criteria, and the Impact of VC Experience 0 0 2 4 4 4 12 29
What are the Channels for Technology Sourcing? Panel Data Evidence from German Companies 0 0 0 15 3 3 17 119
What you are is what you like--similarity biases in venture capitalists' evaluations of start-up teams 0 2 6 280 0 5 20 703
Total Journal Articles 7 18 91 5,413 158 334 1,188 20,252


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 1 1 6 45
Gutachten zur Forschung, Innovation und technologischer Leistungsfähigkeit Deutschlands 2012 0 0 0 0 1 3 7 41
Total Books 0 0 0 0 2 4 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 1 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 3 7 23 421
Prospects for Improving US Patent Quality via Postgrant Opposition 0 0 0 32 4 7 25 214
Total Chapters 0 0 0 33 8 15 52 648


Statistics updated 2026-05-06