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highfrequency (version 0.2)

selectExchange: Retain only data from a single stock exchange

Description

Function returns an xts object containing the data of only 1 stock exchange.

Usage

selectExchange(data,exch="N");

Arguments

data
an xts object containing the time series data. The object should have a column "EX", indicating the exchange by its symbol.
exch
The symbol of the stock exchange that should be selected. By default the NYSE is chosen (exch="N"). Other exchange symbols are:
  • A: AMEX
  • N: NYSE
  • B: Boston
  • P: Arca
  • C: NSX
  • T/Q: NASDAQ
  • D: NASD ADF and

Value

  • xts object