Advances, Systems and Applications
Table 1 Comparison of investment approaches
No Interoperability Investment (A) | Sequential Interoperability Investment (B) | Simultaneous Interoperability Investment (C) | Improvement (A-C) | Improvement (B-C) | |
|---|---|---|---|---|---|
TC * | $18,918,136 | $19,298,239 | $18,779,969 | $138,167 | $518,270 |
z * | $0.9000 | $0.4883 | $0.6510 | $0.2490 | -$0.1628 |
c * | 892 | 435 | 785 | 107 | −350 |
G* | $0 | $1,807,338 | $932,129 | -$932,129 | $875,209 |