rtokens: He added that with expansion as solid as it is and with unemployment so low " the greater risks are clearly that we might see some overheating . "
pos: " PRP VBP IN , IN NN , PRP VBZ VBG DT JJ NN IN DT JJ NN , " NNP VBD .
tokens: " I think that , on balance , it is looking a little bit on the strong side , " Lindsey said .
ltokens: In an interview on the cable television network CNBC Friday , Federal Reserve Governor Lawrence Lindsey said there still were " mixed signals " about the economy 's direction .