While the NIPA measure reflects how government saving affects national saving available for investment, the unified budget measure is the more common frame of reference for discussing federal fiscal policy issues.
( ( While ( ( the ( NIPA measure ) ) ( reflects ( how ( ( government saving ) ( affects ( ( national saving ) ( available ( for investment ) ) ) ) ) ) ) ) ) ( , ( ( the ( unified ( budget measure ) ) ) ( ( is ( ( the ( ( more common ) frame ) ) ( of ( reference ( for ( discussing ( federal ( fiscal ( policy issues ) ) ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (SBAR (IN While) (S (NP (DT the) (NNP NIPA) (NN measure)) (VP (VBZ reflects) (SBAR (WHADVP (WRB how)) (S (NP (NN government) (NN saving)) (VP (VBZ affects) (S (NP (JJ national) (NN saving)) (ADJP (JJ available) (PP (IN for) (NP (NN investment))))))))))) (, ,) (NP (DT the) (JJ unified) (NN budget) (NN measure)) (VP (VBZ is) (NP (NP (DT the) (ADJP (RBR more) (JJ common)) (NN frame)) (PP (IN of) (NP (NP (NN reference)) (PP (IN for) (S (VP (VBG discussing) (NP (JJ federal) (JJ fiscal) (NN policy) (NNS issues))))))))) (. .)))
The NIPA was never a useful metric and wasn't used by anyone for anything.
( ( The NIPA ) ( ( ( ( ( was never ) ( a ( useful metric ) ) ) and ) ( ( was n't ) ( used ( by ( anyone ( for anything ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NNP NIPA)) (VP (VP (VBD was) (ADVP (RB never)) (ADJP (DT a) (JJ useful) (JJ metric))) (CC and) (VP (VBD was) (RB n't) (VP (VBN used) (PP (IN by) (NP (NP (NN anyone)) (PP (IN for) (NP (NN anything)))))))) (. .)))