21.   When it comes to tax efficiency, this fund has very little to offer.

n. + efficiency >>共 125
energy 28.93%
fuel 21.07%
government 3.41%
peak 3.12%
tax 3.12%
cost 2.97%
production 2.82%
increase 2.23%
business 2.23%
market 1.93%
tax + n. >>共 344
cut 17.59%
break 7.21%
increase 4.27%
credit 3.87%
revenue 3.87%
bill 2.85%
rate 2.82%
law 2.19%
system 1.98%
code 1.93%
efficiency 0.07%
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