search for: polity4

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2012 Nov 01
2
Subsetting year range
...f someone can point out what I am doing wrong with this part, or somewhere else that I am coding wrong. Thanks, Full code: ########### TableAP <- read.csv("AnnualPanel.csv") TableAP <- data.frame(TableAP) TableAP nrow (TableAP) install.packages("zoo") require(zoo) Lagpolity4AP1 <- lag(zoo(TableAP$polity4), -1) Lagpolity4AP2 <- lag(zoo(TableAP$polity4), -2) Lagpolity4AP3 <- lag(zoo(TableAP$polity4), -3) Lagpolity4AP4 <- lag(zoo(TableAP$polity4), -4) Lagpolity4AP5 <- lag(zoo(TableAP$polity4), -5) LaglrgdpchAP1 <- lag(zoo(TableAP$lrgdpch), -1) Laglrgdpch...