(S (S (NP (BASENP (DT The) (NNP U.S.) (NN economy)) (CC and) (NP (BASENP (PRPD its) (NN currency)) (PP (IN as) (NP (BASENP (DT an) (NN instrument)) (PP (IN of) (BASENP (NN world) (NN trade))))))) (VP (VBZ has) (VP (VBN suffered) (NP (NP (BASENP (DT a) (NN series)) (PP (IN of) (BASENP (JJ major) (NNS setbacks)))) (PP (IN in) (BASENP (JJ recent) (NNS months))))))) (PERIOD .))