Even though national saving remains relatively low by U.S. historical standards, economic growth in recent years has been high because more and better investments were made.
( ( Even ( though ( ( national saving ) ( remains ( relatively ( low ( by ( U.S. ( historical standards ) ) ) ) ) ) ) ) ) ( , ( ( ( economic growth ) ( in ( recent years ) ) ) ( ( has ( ( been high ) ( because ( ( ( ( more and ) better ) investments ) ( were made ) ) ) ) ) . ) ) ) )
(ROOT (S (SBAR (RB Even) (IN though) (S (NP (JJ national) (NN saving)) (VP (VBZ remains) (ADJP (RB relatively) (JJ low) (PP (IN by) (NP (NNP U.S.) (JJ historical) (NNS standards))))))) (, ,) (NP (NP (JJ economic) (NN growth)) (PP (IN in) (NP (JJ recent) (NNS years)))) (VP (VBZ has) (VP (VBN been) (ADJP (JJ high)) (SBAR (IN because) (S (NP (ADJP (JJR more) (CC and) (JJR better)) (NNS investments)) (VP (VBD were) (VP (VBN made))))))) (. .)))
Americans are not saving much.
( Americans ( ( ( are not ) ( saving much ) ) . ) )
(ROOT (S (NP (NNPS Americans)) (VP (VBP are) (RB not) (VP (VBG saving) (ADVP (RB much)))) (. .)))