1. cem::DW
    Dehejia-Wahba dataset
  2. cem::LeLonde
    Modified Lalonde dataset
  3. cem::LL
    Lalonde dataset
  4. cem::LLvsPSID
    Lalonde treated units versus PSID control individuals
  5. labstatR::interinale
    Dati sul lavoro interinale
  6. sde::DWJ
    Weekly closings of the Dow-Jones industrial average
    zooreg
  7. sde::quotes
    Daily closings of 20 financial time series from 2006-01-03 to 2007-12-31
    zoo|520 x 20