To provide a useful perspective on how alternative levels of national saving affect future living standards, we also compared our simulation results to a historical benchmark.
( ( To ( ( provide ( a ( useful perspective ) ) ) ( on ( how ( ( ( alternative levels ) ( of ( national saving ) ) ) ( affect ( future ( living standards ) ) ) ) ) ) ) ) ( , ( we ( also ( ( ( compared ( our ( simulation results ) ) ) ( to ( a ( historical benchmark ) ) ) ) . ) ) ) ) )
(ROOT (S (S (VP (TO To) (VP (VB provide) (NP (DT a) (JJ useful) (NN perspective)) (PP (IN on) (SBAR (WHADVP (WRB how)) (S (NP (NP (JJ alternative) (NNS levels)) (PP (IN of) (NP (JJ national) (NN saving)))) (VP (VBP affect) (NP (JJ future) (NN living) (NNS standards))))))))) (, ,) (NP (PRP we)) (ADVP (RB also)) (VP (VBD compared) (NP (PRP$ our) (NN simulation) (NNS results)) (PP (TO to) (NP (DT a) (JJ historical) (NN benchmark)))) (. .)))
We provided a perspective that was not useful in regards to alternative levels of national saving.
( We ( ( provided ( ( a perspective ) ( that ( ( was not ) ( useful ( in ( regards ( to ( ( alternative levels ) ( of ( national saving ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP We)) (VP (VBD provided) (NP (NP (DT a) (NN perspective)) (SBAR (WHNP (WDT that)) (S (VP (VBD was) (RB not) (ADJP (JJ useful) (PP (IN in) (S (VP (VBG regards) (PP (TO to) (NP (NP (JJ alternative) (NNS levels)) (PP (IN of) (NP (JJ national) (NN saving)))))))))))))) (. .)))