Environmental Engineering Reference
In-Depth Information
APPENDIX C.
Table 5. Example of Measuring Vertical Integration Level with Fan & Lang Method
Company Segment Name NAICS Sale in
NAICS
(M$)
w
j
Total
Sales of
NAICS
a
ij
a
ji
v
ij
v
ji
V
ij
V
H&R Block
Inc.
Tax Services
541200
1,947
101,089.2
0.0019
Mortgage Ser-
vices
522A00
1,150 0.6443
206,138
208 279.9 0.001
0.003
0.00189
Business Ser-
vices
541200
434.1 0.2432 101,089.2 108.5 108.5 0.001
0.001
0.00107
Investment Ser-
vices
523000
200.8 0.1125 323,927.6 394.7 595.9 0.001
0.006
0.00360
