Class information for:
Level 2: DATA ENVELOPMENT ANALYSIS//DEA//DATA ENVELOPMENT ANALYSIS DEA

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
1720 6640 29.5 48%


Bar chart of Publication_year

Last years might be incomplete

Hierarchy of classes
The table includes all classes above and classes immediately below the current class.


Cluster id Level Cluster label #P
1 4 ECONOMICS//EDUCATION & EDUCATIONAL RESEARCH//PSYCHOL 3876184
425 3       AGRICULTURAL ECONOMICS & POLICY//DATA ENVELOPMENT ANALYSIS//ECONOMICS 28061
1720 2             DATA ENVELOPMENT ANALYSIS//DEA//DATA ENVELOPMENT ANALYSIS DEA 6640
128 1                   DATA ENVELOPMENT ANALYSIS//DEA//DATA ENVELOPMENT ANALYSIS DEA 4244
7279 1                   TECHNICAL EFFICIENCY//STOCHASTIC FRONTIER//STOCHASTIC PRODUCTION FRONTIER 1386
16969 1                   WATER UTILITIES//UTILITIES POLICY//ECONOMIES OF VERTICAL INTEGRATION 625
28734 1                   WORKING CAPITAL DEFICIT//CANADIAN PUBLIC POLICY-ANALYSE DE POLITIQUES//CHAIRE ECON ENERGIE ELE IQUE 200
33926 1                   INFINITE DILUTION NMR//INFINITE DILUTION DESHIELDINGS//LOCALIZED DILUTION SHIFTS 118
37075 1                   COALITION EXTERNALITY//CZECH POST//DEA BASED METHOD 67

Terms with highest relevance score


rank Term termType Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with term
in class
1 DATA ENVELOPMENT ANALYSIS authKW 4509082 26% 56% 1757
2 DEA authKW 1272425 8% 51% 540
3 DATA ENVELOPMENT ANALYSIS DEA authKW 1199963 7% 60% 436
4 JOURNAL OF PRODUCTIVITY ANALYSIS journal 941589 6% 51% 398
5 TECHNICAL EFFICIENCY authKW 852133 6% 47% 394
6 UNDESIRABLE OUTPUTS authKW 545184 2% 84% 142
7 DIRECTIONAL DISTANCE FUNCTION authKW 400902 2% 69% 126
8 ENVIRONMENTAL EFFICIENCY authKW 328799 1% 72% 99
9 STOCHASTIC FRONTIER authKW 283840 2% 46% 135
10 RETURNS TO SCALE authKW 259693 2% 51% 111

Web of Science journal categories


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with term
in class
1 Operations Research & Management Science 97977 28% 1% 1836
2 Economics 72861 36% 1% 2382
3 Social Sciences, Mathematical Methods 42116 10% 1% 661
4 Agricultural Economics & Policy 35994 5% 2% 350
5 Management 15744 11% 1% 726
6 Business 11502 8% 1% 526
7 Environmental Studies 10619 7% 1% 492
8 Engineering, Industrial 3538 4% 0% 282
9 GREEN & SUSTAINABLE SCIENCE & TECHNOLOGY 2509 3% 0% 180
10 Mathematics, Interdisciplinary Applications 1630 4% 0% 266

Address terms


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with term
in class
1 OPERAT MATH ECON 60836 0% 88% 15
2 OPERAT CIO 57209 0% 66% 19
3 ECON 45042 15% 1% 1014
4 SOFT ENERGY SCI 43376 0% 39% 24
5 MANAGEMENT TECHNOL ENTREPRENEURSHIP 42530 0% 49% 19
6 SYST PERFORMANCE 38834 0% 65% 13
7 ECOCIVILIZAT ECON 36774 0% 100% 8
8 MANAGEMENT ACCOUNTING 30702 1% 15% 46
9 EFFICIENCY PROD ANAL 29265 0% 58% 11
10 BUSINESS SYST ANALYT 28863 0% 29% 22

Journals


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 JOURNAL OF PRODUCTIVITY ANALYSIS 941589 6% 51% 398
2 EUROPEAN JOURNAL OF OPERATIONAL RESEARCH 100482 9% 4% 568
3 OMEGA-INTERNATIONAL JOURNAL OF MANAGEMENT SCIENCE 69033 3% 8% 187
4 JOURNAL OF THE OPERATIONAL RESEARCH SOCIETY 44767 3% 5% 218
5 ENERGY ECONOMICS 37854 2% 5% 154
6 UTILITIES POLICY 34219 1% 15% 50
7 APPLIED ECONOMICS 17206 3% 2% 167
8 ANNALS OF OPERATIONS RESEARCH 16112 2% 3% 109
9 AGRICULTURAL ECONOMICS 14978 1% 5% 68
10 JOURNAL OF AGRICULTURAL ECONOMICS 14623 1% 5% 60

Author Key Words


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with term
in class		 LCSH search Wikipedia search
1 DATA ENVELOPMENT ANALYSIS 4509082 26% 56% 1757 Search DATA+ENVELOPMENT+ANALYSIS Search DATA+ENVELOPMENT+ANALYSIS
2 DEA 1272425 8% 51% 540 Search DEA Search DEA
3 DATA ENVELOPMENT ANALYSIS DEA 1199963 7% 60% 436 Search DATA+ENVELOPMENT+ANALYSIS+DEA Search DATA+ENVELOPMENT+ANALYSIS+DEA
4 TECHNICAL EFFICIENCY 852133 6% 47% 394 Search TECHNICAL+EFFICIENCY Search TECHNICAL+EFFICIENCY
5 UNDESIRABLE OUTPUTS 545184 2% 84% 142 Search UNDESIRABLE+OUTPUTS Search UNDESIRABLE+OUTPUTS
6 DIRECTIONAL DISTANCE FUNCTION 400902 2% 69% 126 Search DIRECTIONAL+DISTANCE+FUNCTION Search DIRECTIONAL+DISTANCE+FUNCTION
7 ENVIRONMENTAL EFFICIENCY 328799 1% 72% 99 Search ENVIRONMENTAL+EFFICIENCY Search ENVIRONMENTAL+EFFICIENCY
8 STOCHASTIC FRONTIER 283840 2% 46% 135 Search STOCHASTIC+FRONTIER Search STOCHASTIC+FRONTIER
9 RETURNS TO SCALE 259693 2% 51% 111 Search RETURNS+TO+SCALE Search RETURNS+TO+SCALE
10 WEIGHT RESTRICTIONS 247878 1% 88% 61 Search WEIGHT+RESTRICTIONS Search WEIGHT+RESTRICTIONS

Core articles
The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c:
(1) Number of references referring to publications in the class.
(2) Share of total number of active references referring to publications in the class.
(3) Age of the article. New articles get higher score than old articles.
(4) Citation rate, normalized to year.


Rank Reference # ref. in
cl.		 Shr. of ref. in
cl.		 Citations
1 KAO, C , (2014) NETWORK DATA ENVELOPMENT ANALYSIS: A REVIEW.EUROPEAN JOURNAL OF OPERATIONAL RESEARCH. VOL. 239. ISSUE 1. P. 1 -16 147 83% 44
2 LIU, JS , LU, LYY , LU, WM , (2016) RESEARCH FRONTS IN DATA ENVELOPMENT ANALYSIS.OMEGA-INTERNATIONAL JOURNAL OF MANAGEMENT SCIENCE. VOL. 58. ISSUE . P. 33 -45 114 88% 7
3 COOK, WD , SEIFORD, LM , (2009) DATA ENVELOPMENT ANALYSIS (DEA) - THIRTY YEARS ON.EUROPEAN JOURNAL OF OPERATIONAL RESEARCH. VOL. 192. ISSUE 1. P. 1-17 87 99% 338
4 ZHOU, P , ANG, BW , POH, KL , (2008) A SURVEY OF DATA ENVELOPMENT ANALYSIS IN ENERGY AND ENVIRONMENTAL STUDIES.EUROPEAN JOURNAL OF OPERATIONAL RESEARCH. VOL. 189. ISSUE 1. P. 1-18 104 90% 311
5 BRAVO-URETA, BE , SOLIS, D , MOREIRA LOPEZ, VH , MARIPANI, JF , THIAM, A , RIVAS, T , (2007) TECHNICAL EFFICIENCY IN FARMING: A META-REGRESSION ANALYSIS.JOURNAL OF PRODUCTIVITY ANALYSIS. VOL. 27. ISSUE 1. P. 57 -72 118 93% 70
6 LAMPE, HW , HILGERS, D , (2015) TRAJECTORIES OF EFFICIENCY MEASUREMENT: A BIBLIOMETRIC ANALYSIS OF DEA AND SFA.EUROPEAN JOURNAL OF OPERATIONAL RESEARCH. VOL. 240. ISSUE 1. P. 1 -21 135 63% 7
7 SEIFORD, LM , (1996) DATA ENVELOPMENT ANALYSIS: THE EVOLUTION OF THE STATE OF THE ART (1978-1995).JOURNAL OF PRODUCTIVITY ANALYSIS. VOL. 7. ISSUE 2-3. P. 99-137 161 73% 268
8 ZHANG, N , CHOI, Y , (2014) A NOTE ON THE EVOLUTION OF DIRECTIONAL DISTANCE FUNCTION AND ITS DEVELOPMENT IN ENERGY AND ENVIRONMENTAL STUDIES 1997-2013.RENEWABLE & SUSTAINABLE ENERGY REVIEWS. VOL. 33. ISSUE . P. 50 -59 69 84% 37
9 SIMAR, L , WILSON, PW , (2015) STATISTICAL APPROACHES FOR NON-PARAMETRIC FRONTIER MODELS: A GUIDED TOUR.INTERNATIONAL STATISTICAL REVIEW. VOL. 83. ISSUE 1. P. 77 -110 77 85% 5
10 JAHED, R , AMIRTEIMOORI, A , AZIZI, H , (2015) PERFORMANCE MEASUREMENT OF DECISION-MAKING UNITS UNDER UNCERTAINTY CONDITIONS: AN APPROACH BASED ON DOUBLE FRONTIER ANALYSIS.MEASUREMENT. VOL. 69. ISSUE . P. 264 -279 80 81% 3

Classes with closest relation at Level 2


Rank Class id link
1 1291 AGRICULTURAL ECONOMICS & POLICY//AMERICAN JOURNAL OF AGRICULTURAL ECONOMICS//ECONOMICS
2 2268 JOURNAL OF AIR TRANSPORT MANAGEMENT//AIRPORT//TRANSPORTATION
3 3461 CROP INSURANCE//AGRICULTURAL ECONOMICS & POLICY//AMERICAN JOURNAL OF AGRICULTURAL ECONOMICS
4 367 ENERGY POLICY//ENVIRONMENTAL STUDIES//ENERGY ECONOMICS
5 843 SUPPLIER SELECTION//OPERATIONS RESEARCH & MANAGEMENT SCIENCE//ANALYTIC HIERARCHY PROCESS
6 2948 SMALL BUSINESS ECONOMICS//FIRM GROWTH//FIRM SURVIVAL
7 3631 AGRICULTURAL ECONOMICS-ZEMEDELSKA EKONOMIKA//AGRICULTURAL ECONOMICS & POLICY//FAK PROVOZNE EKON
8 4007 E MAINTENANCE//TELEPRESENCE MICROSCOPY//NTT REVIEW
9 40 BUSINESS, FINANCE//CORPORATE GOVERNANCE//JOURNAL OF BANKING & FINANCE
10 3678 ROBOT SELECTION//NON TRADITIONAL MACHINING PROCESS//NONCONTACT HANDLING

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