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 1 5 9 53 3 11 46 102
Analysing European and International Patent Citations: A Set of EPO Patent Database Building Blocks 0 2 5 395 0 4 19 1,043
Are There Financing Constraints for R&D and Investment in German Manufacturing Firms? 0 0 2 330 1 1 17 828
Are there financing constraints for R&D and investment in German manufacturing firms? 0 0 0 26 2 3 12 188
Bargaining Failure and Freedom to Operate: Re-evaluating the Effect of Patents on Cumulative Innovation 0 1 6 27 0 7 36 54
Can Post-Grant Reviews Improve Patent System Design? A Twin Study of US and European Patents 1 1 2 96 1 1 8 359
Can Post-Grant Reviews Improve Patent System Design? A Twin Study of US and European Patents 0 0 0 227 0 0 7 752
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 20 1 1 5 46
Citation Frequency and the Value of Patented Innovation 0 0 4 78 3 3 14 256
Citation Frequency and the Value of Patented Innovation 0 1 1 301 2 9 27 1,255
Conflict Resolution, Public Goods and Patent Thickets 0 0 1 47 1 2 17 120
Conflict Resolution, Public Goods and Patent Thickets 0 0 1 5 0 1 10 79
Conflict Resolution, Public Goods and Patent Thickets 1 1 1 1 2 3 9 9
Conflict resolution, public goods and patent thickets 0 0 1 60 2 4 14 155
Corporate R&D and Productivity in Germany and the United Kingdom 0 1 2 298 1 5 18 765
Corporate R&D and productivity in Germany and the United Kingdom 0 0 0 3 1 1 15 59
Das Mannheimer Innovationspanel 0 2 4 85 3 5 18 332
Determinants of Opposition Against EPO Patent Grants - The Case of Biotechnology and Pharmaceuticals 0 0 5 344 0 0 13 1,168
Die Evolution der bundesdeutschen Forschungs- und Technologiepolitik: Rückblick und Bestandsaufnahme 0 0 1 87 1 1 11 357
Everything You Always Wanted to Know about Inventors (But Never Asked): Evidence from the PatVal-EU Survey 0 0 1 136 0 3 21 633
Everything you Always Wanted to Know About Inventors (But Never Asked): Evidence from the PatVal-EU Survey 0 0 0 165 1 1 12 478
Everything you Always Wanted to Know about Inventors (but Never Asked): Evidence from the PatVal-EU Survey 0 0 3 501 0 4 37 1,583
Exploring the Opaqueness of the Patent System - Evidence from a Natural Experiment 0 0 0 20 1 2 6 43
Exploring the Tail of Patented Invention Value Distributions 0 0 2 75 1 1 10 273
Exploring the Tail of Patented Invention Value Distributions 0 0 5 250 2 3 30 942
Financing Apprenticeship Training: Evidence from Germany 0 0 0 148 0 2 9 600
Firm dynamics in East Germany: first empirical results 0 0 0 6 0 0 2 34
Firm formation and regional spillovers: evidence from Germany 0 0 0 35 1 4 15 165
Growth and exit of West German firms: an empirical investigation on the impact of liability statutes 0 0 0 9 1 1 5 70
Harmonizing and Combining Large Datasets - An Application to Firm-Level Patent and Accounting Data 0 2 5 87 0 4 23 265
Heterogeneous Regional Innovation Spillovers of Universities of Applied Sciences 2 10 40 159 6 22 79 207
How to measure patent thickets – a novel approach 0 1 2 115 2 3 7 260
Identifying and measuring developments in artificial intelligence: Making the impossible possible 1 2 57 57 7 14 51 51
Incentives to Innovate: A Structural Model of Oligopoly (available only in German!) 0 0 0 144 0 1 7 696
Incidence and Growth of Patent Thickets - The Impact of Technological Opportunities and Complexity 0 0 2 103 1 3 16 272
Incidence and Growth of Patent Thickets - The Impact of Technological Opportunities and Complexity 0 1 1 190 2 7 23 600
Individual determinants of inventor productivity: Report and preliminary results with evidence from linked human capital and patent data 0 0 0 39 0 0 2 61
Innovationsanreize in einem strukturellen Oligopolmodell 0 0 0 21 0 0 3 119
Innovationsverhalten der deutschen Wirtschaft: Ein Vergleich zwischen Ost- und Westdeutschland; BMFT-Projektnummer PLI 1603 0 0 0 9 0 0 2 97
Innovationsverhalten der deutschen Wirtschaft: Ergebnisse der Innovationserhebung 1993 0 0 0 12 0 0 7 120
Innovationsverhalten der deutschen Wirtschaft: Methodenbericht zur Innovationserhebung 1993 0 0 0 1 1 1 6 41
Institutionalized Incentives for Ingenuity – Patent Value and the German Employees’ Inventions Act 0 0 1 289 2 2 6 980
Invalid but infringed? An analysis of Germany's bifurcated patent litigation system 0 0 1 36 1 1 7 86
Invalid but infringed? An analysis of the bifurcated patent litigation system 1 1 3 41 1 3 11 58
Investment, R&D and Financial Constraints in Britain and Germany 0 1 9 434 0 4 39 1,215
Investment, R&D and financial constraints in Britain and Germany 0 0 1 674 1 10 35 1,937
Investment, R&D and financial constraints in Britain and Germany 0 0 0 10 0 0 15 80
Is the German Apprenticeship System a Panacea for the US Labour Market? 0 0 0 203 0 2 9 689
Is the German apprenticeship system a panacea for the US labour market? 0 0 1 73 0 1 4 337
Knowledge Complementarities and Patenting: Do New Universities of Applied Sciences Foster Regional Innovation? 0 8 73 73 3 20 94 94
Languages, Fees and the International Scope of Patenting 0 0 0 33 0 0 4 133
Languages, Fees and the International Scope of Patenting 0 0 0 21 0 3 11 43
Languages, Fees and the International Scope of Patenting 0 0 0 66 0 0 6 210
Languages, Fees and the International Scope of Patenting 0 0 0 4 1 1 10 49
Languages, Fees and the International Scope of Patenting 0 0 1 10 0 0 5 52
Languages, Fees and the International Scope of Patenting 0 0 0 64 0 0 8 198
Legal Form, Growth and Exit of West German Firms - Empirical Results for Manufacturing, Construction, Trade and Service Industries 0 0 0 143 1 1 9 593
Lending Relationships in Germany: Empirical Results from Survey Data 0 0 0 177 3 6 10 556
Lending Relationships in Germany: Empirical Results from Survey Data 0 0 1 275 1 11 17 876
Linked Inventor Biography Data 1980-2014: (INV-BIO ADIAB 8014) 1 2 11 67 2 4 19 55
Modeling the Duration of Patent Examination at the European Patent Office 0 0 1 71 1 2 6 288
Modeling the Duration of Patent Examination at the European Patent Office 0 1 1 171 2 4 11 532
Modelling the duration of patent examination at the European Patent Office 0 0 0 138 0 1 9 441
Patent Validation at the Country Level - The Role of Fees and Translation costs 0 0 0 189 0 0 4 759
Patent Validation at the Country Level - The Role of Fees and Translation costs 0 0 1 250 0 2 13 1,539
Patent litigation in Europe 0 0 1 101 0 0 22 125
Patent litigation in Europe 2 2 3 52 3 3 12 49
Patent transfers and patent citations 0 0 0 0 1 2 6 6
Patent transfers and patent citations 0 0 0 0 0 4 27 44
Post-Issue Patent "Quality Control": A Comparative Study of US Patent Re-Examinations and European Patent Oppositions 0 0 0 7 4 4 11 84
Post-Issue Patent "Quality Control": A Comparative Study of US Patent Re-examinations and European Patent Oppositions 1 1 2 254 7 7 23 802
Post-Issue Patent "Quality Control": A Comparative Study of US Patent Re-examinations and European Patent Oppositions 0 0 1 4 1 3 17 79
Post-Issue Patent "Quality Control": A Comparative Study of US Patent Re-examinations and European Patent Oppositions 0 0 0 180 2 2 11 852
Post-Issue Patent “Quality Control:” A Comparative Study of US Patent Re-examinations and European Patent Oppositions 0 0 0 0 2 4 16 53
Price Indexes for PC Database Software and the Value of Code Compatibility 0 0 0 18 0 0 5 249
Prospects for Improving U.S. Patent Quality via Post-grant Opposition 0 0 0 1 1 2 15 62
Prospects for Improving U.S. Patent Quality via Post-grant Opposition 0 1 1 5 0 1 18 61
Prospects for Improving U.S. Patent Quality via Post-grant Opposition 0 0 0 181 1 3 17 657
Prospects for Improving U.S. Patent Quality via Post-grant Opposition 0 0 0 114 0 2 14 558
R&D and productivity in German manufacturing firms 0 0 1 87 0 2 8 238
R&D incentives and spillovers in a two-industry model 0 0 0 14 1 1 6 102
Recent Research on the Economics of Patents 0 4 24 447 5 23 70 653
Regional Innovation Effects of Applied Research Institutions 0 8 20 242 0 13 41 386
Replication Studies in Economics: How Many and Which Papers Are Chosen for Replication, and Why? 0 0 4 56 3 16 66 208
Replizierbare Forschung in den Wirtschaftswissenschaften erhöhen – eine Herausforderung für wissenschaftliche Infrastrukturdienstleister 0 0 0 6 2 2 7 99
Science Quality and the Value of Inventions 0 0 3 33 1 4 17 55
Should There Be Lower Taxes On Patent Income? 1 2 2 27 4 9 23 41
Should There Be Lower Taxes on Patent Income? 0 0 1 33 1 6 23 62
Should there be lower taxes on patent income? 1 2 3 24 4 9 25 66
Social Ties for Labor Market Access - Lessons from the Migration of East German Inventors 0 0 0 49 0 1 21 94
Social ties for labor market access - Lessons from the migration of East German inventors 0 1 2 49 0 2 11 57
Some simple economics of GM food 0 0 0 0 1 1 8 31
Stellungnahme zur Steuerreform 1999/2000/2002 0 0 0 4 0 0 3 34
The Economic Value of Patent Portfolios 0 0 1 89 0 1 11 165
The Economics of Replication 0 0 2 15 0 0 9 67
The Economics of Replication 0 0 1 104 0 0 5 46
The Economics of Replication 0 0 3 72 0 1 5 44
The Effects of Entrepreneurship Education 0 0 1 183 0 0 7 376
The Effects of Entrepreneurship Education 0 0 1 293 0 3 28 1,766
The Effects of Entrepreneurship Education 0 1 3 18 3 5 17 85
The Impacts of Feed-in Tariffs on Innovation: Empirical Evidence from Germany 0 1 5 57 2 8 24 200
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 1 27 1 5 13 87
The Value of European Patents 3 4 15 328 4 10 44 760
The power of individual-level drivers of inventive performance 0 0 0 29 3 7 11 85
The role of patents and licenses in securing external finance for innovation 0 1 5 276 1 4 28 623
To Be Financed or Not … - The Role of Patents for Venture Capital Financing 0 0 0 97 0 1 6 248
To Be Financed or Not... - The Role of Patents for Venture Capital Financing 0 3 7 119 0 8 31 446
To Be Financed or Not: The Role of Patents for Venture Capital Financing 0 0 1 115 0 1 10 341
To Be Financed or Not… - The Role of Patents for Venture Capital Financing 0 0 2 105 0 0 22 355
Truly Standard-Essential Patents? A Semantics-Based Analysis 0 4 11 11 2 7 19 19
Vertical Organization, Technology Flows and R&D Incentives: An Exploratory Analysis 0 0 1 198 0 0 9 1,887
What are the Channels for Technology Sourcing? Panel Data Evidence from German Companies 0 1 1 60 0 3 17 174
What are the Channels for Technology Sourcing? Panel Data Evidence from German Companies 0 0 1 59 2 3 13 70
What are the channels for technology sourcing? Panel data evidence from German companies 0 0 0 5 1 3 16 46
What are the channels for technology sourcing? Panel data evidence from German companies 0 0 0 102 0 1 15 248
Zur Analyse von Gründungen und Schließungen auf Grundlage der Beschäftigtenstatistik (only available in German) 0 0 0 34 0 0 3 249
Zur steuerlichen Behandlung von Forschungs- und Entwicklungsaufwendungen: Eine internationale Bestandsaufnahme 0 0 4 11 0 0 9 77
Total Working Papers 16 79 402 12,672 132 413 1,966 41,608
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 1 3 4 5 1 4 15 43
Are there Financing Constraints for R&D and Investment in German Manufacturing Firms 0 2 3 8 1 9 34 89
Citation Frequency And The Value Of Patented Inventions 1 2 19 485 6 24 83 1,635
Citations, family size, opposition and the value of patent rights 2 7 35 432 6 17 88 1,151
Conflict Resolution, Public Goods, and Patent Thickets 1 2 4 14 2 3 17 64
Determinants of opposition against EPO patent grants--the case of biotechnology and pharmaceuticals 2 4 11 157 3 8 29 495
Die Evolution der bundesdeutschen Forschungs– und Technologiepolitik: Rückblick und Bestandsaufnahme 0 0 0 32 1 1 8 192
Economy and Civil Society: How Innovation Drives Change 0 0 0 1 1 2 11 13
Erratum to "Citations, family size, opposition and the value of patent rights" [Research Policy 32 (2003) 1343-1363] 0 0 1 54 1 8 10 210
Erratum to: Patent litigation in Europe 0 3 4 10 2 7 13 35
Firm Formation And Regional Spillovers - Evidence From Germany 0 1 2 20 0 1 3 56
How patenting informs VC investors – The case of biotechnology 1 2 20 40 2 8 50 179
How to measure patent thickets--A novel approach 0 0 4 106 3 5 17 308
Incidence and Growth of Patent Thickets: The Impact of Technological Opportunities and Complexity 0 0 1 20 1 2 8 83
Innovation, Entrepreneurship und Demographie 0 0 1 71 0 1 6 248
Innovationen auf Bestellung? Was von einer stärkeren Nachfrageorientierung in der Innovationspolitik zu halten ist 0 0 0 27 1 3 13 174
Institutionalized incentives for ingenuity--Patent value and the German Employees' Inventions Act 0 0 5 72 2 3 15 273
Invalid but infringed? An analysis of the bifurcated patent litigation system 1 2 3 5 19 24 33 53
Inventors and invention processes in Europe: Results from the PatVal-EU survey 0 0 1 238 1 7 23 847
Investment, R&D and Financial Constraints in Britain and Germany 0 1 6 22 43 107 312 551
Is the German apprenticeship system a panacea for the U.S. labor market? 0 0 1 311 0 2 7 1,394
Knowledge Recombination Across Technological Boundaries: Scientists vs. Engineers 0 0 0 6 0 1 13 38
Kurz kommentiert 0 0 0 1 0 0 4 8
Langfristiges Wachstum durch Forschung und Innovation 0 0 0 41 0 3 8 171
Legal Form, Growth and Exit of West German Firms—Empirical Results for Manufacturing, Construction, Trade and Service Industries 0 0 0 0 2 3 3 3
Lending relationships in Germany - Empirical evidence from survey data 0 0 10 279 3 12 52 723
Patent Quality and Examination in Europe 0 2 7 48 0 9 22 216
Patent litigation in Europe 0 0 4 7 2 10 35 75
Patent validation at the country level--The role of fees and translation costs 1 1 1 103 1 3 10 428
Profiting from voluntary information spillovers: how users benefit by freely revealing their innovations 1 1 7 209 3 3 29 888
R&D Spillovers, Technological Proximity, And Productivity Growth – Evidence From German Panel Data 1 2 2 211 3 6 8 461
R&D and Productivity in German Manufacturing Firms 0 2 5 50 3 9 20 150
Recent Research on the Economics of Patents 2 4 12 147 6 16 51 487
Replication studies in economics—How many and which papers are chosen for replication, and why? 0 0 1 6 1 5 22 57
Replication studies in economics—How many and which papers are chosen for replication, and why? 0 0 0 1 1 3 14 21
Separating patent wheat from chaff: Would the US benefit from adopting patent post-grant review? 0 0 0 5 0 0 6 45
Steuerliche Forschungsförderung: Wichtiger Impuls für FuE-Aktivitäten oder zu wenig zielgerichtet? 0 1 2 8 0 1 10 29
Strategic Spillovers and Incentives for Research and Development 0 0 1 31 1 4 11 108
Technology policy for a world of skew-distributed outcomes 1 2 20 245 4 6 57 592
The Decline of the Public Dimensions of Contract and Property in the Digital Environment: Comment 0 0 0 1 0 1 2 4
The Duration of Patent Examination at the European Patent Office 1 3 9 77 4 8 31 199
The economic value of patent portfolios 0 0 1 12 0 0 3 57
The effects of entrepreneurship education 2 4 11 102 6 13 39 438
The impact of the German feed-in tariff scheme on innovation: Evidence based on patent filings in renewable energy technologies 2 12 32 74 12 31 87 210
The power of individual-level drivers of inventive performance 0 0 0 9 1 7 12 58
Uncertainty and the size distribution of rewards from innovation 0 0 3 354 2 3 18 1,052
Used, blocking and sleeping patents: Empirical evidence from a large-scale inventor survey 4 6 11 34 6 9 29 147
Venture Capitalists’ Evaluations of Start–Up Teams: Trade–Offs, Knock–Out Criteria, and the Impact of VC Experience 0 0 0 0 0 0 1 1
What are the Channels for Technology Sourcing? Panel Data Evidence from German Companies 0 1 1 13 1 4 19 76
What you are is what you like--similarity biases in venture capitalists' evaluations of start-up teams 0 5 18 195 5 13 55 537
Total Journal Articles 24 75 283 4,399 163 429 1,466 15,372


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 7 31
Gutachten zur Forschung, Innovation und technologischer Leistungsfähigkeit Deutschlands 2012 0 0 0 0 0 0 7 26
Total Books 0 0 0 0 0 1 14 57


Chapter File Downloads Abstract Views
Last month 3 months 12 months Total Last month 3 months 12 months Total
Comments 0 0 0 1 0 0 0 5
Investment, R&D and Financial Constraints in Britain and Germany 0 0 0 0 1 5 25 358
Prospects for Improving U.S. Patent Quality via Postgrant Opposition 0 0 0 31 0 3 11 160
Total Chapters 0 0 0 32 1 8 36 523


Statistics updated 2021-01-03