Nothing
#
# symbols via yahoo:
# 'http://download.finance.yahoo.com/d/quotes.csv?s=WPP&f=nsl1d1t1c1ohgv'
# symbol list:
# http://www.nasdaq.com/reference/comlookup.stm#viewdownload
#
# NASDAQ
# http://www.nasdaq.com//asp/symbols.asp?exchange=Q&start=0
# AMEX
# http://www.nasdaq.com//asp/symbols.asp?exchange=1&start=0
# NYSE
# http://www.nasdaq.com//asp/symbols.asp?exchange=N&start=0
# > NYSE[2]$V2[-grep('\\^|/',NYSE[2]$V2,perl=TRUE)]
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