Multiple subscription is also available
NY <- new.env()
tickerNY <-c("ABT" , "ABBV" , "ACE" , "ZION" , "ZTS") ##SnP 500개
tickersWW <- c("8301:JP", "DBK:GR", "GOOGL:US", "RR/:LN", "AIG:US")
getSymbols(tickerNY, src="yahoo" , env=NY , from="2014-01-01")
I should be appreciated with worldwide...