R/GDPEU.R

In hpfilter: The One- And Two-Sided Hodrick-Prescott Filter

#' Real Gross Domestic Product for European Union (28 countries)
#'
#' Units:  Millions of Chained 2010 Euros, Seasonally Adjusted
#'
#' Frequency:  Quarterly
#'
#' Eurostat unit ID: CLV10_MNAC
#' Eurostat item ID = B1GQ
#' Eurostat country ID: EU28
#'
#' Seasonally and calendar adjusted data.
#'
#' For euro area member states, the national currency series are converted into
#' euros using the irrevocably fixed exchange rate. This preserves the same
#' growth rates than for the previous national currency series. Both series
#' coincide for years after accession to the euro area but differ for earlier
#' years due to market exchange rate movements.
#'
#' European Union (28 countries): Belgium, Denmark, Germany, Ireland, Greece,
#' Spain, France, Italy, Luxembourg, the Netherlands, Portugal, the United
#' Kingdom, Austria, Finland, Sweden, Cyprus, the Czech Republic, Estonia,
#' Hungary, Latvia, Lithuania, Malta, Poland, Slovenia, Slovakia, Bulgaria,
#' Romania, and Croatia.
#'
#' Copyright, European Union, http://ec.europa.eu, 1995-2016. Complete terms of
#' use are available at http://ec.europa.eu/geninfo/legal_notices_en.htm#copyright
#'
#' @docType data
#'
#' @usage data(GDPEU)
#'
#' @format A dataframe containing:
#'         **gdp**  the seasonally-adjusted real Gross Domestic Product for 28
#'         European Union countries
#'         **date**  the date of each observation
#'
#' @keywords EU GDP seasonally adjusted quarterly gross domestic product
#'
#' @references Eurostat, Real Gross Domestic Product for European Union (28 countries) [CLVMNACSCAB1GQEU28]
#' (\href{https://ec.europa.eu/eurostat/en/web/main/data}{Eurostat})
#'
#' @source \href{https://fred.stlouisfed.org/series/CLVMNACSCAB1GQEU28}{Data} retrieved from FRED, Federal Reserve Bank of St. Louis.
#'
#' @examples
#' # Load the dataset
#' data(GDPEU)
#'
#' # Plot the y series
#' plot(GDPEU$date, GDPEU$y, type="l")
#'
#' # Remove the date column if not needed and store in a df object
#' df <- GDPEU[,-1]
#'
"GDPEU"