Table 5: Descriptive statistics.

VariablesMeansStandard deviationsVariables (logarithms)MeansStandard deviations

cfpi111.9730.451lcfpi4.68550.24925
coil83.24759.802lcoil4.17450.70054
reer105.558.1379lreer4.65630.075735

cfpi stands for the commodity monthly food price index (2005 = 100), coil stands for crude oil (petroleum) monthly price and is measured in U.S. dollar per barrel, reer stands for the U.S. real effective exchange rate (2010 = 100).