yyyymmdd
yyyy.mm.dd
sum of daily conflict
sum of cooperation events (Goldstein)
frequency of conflict events (Goldstein <0)
frequency of cooperation events (Goldstein >=0)
dummy for at least one event with Goldstein <= - 8
amman stock index
Tel Aviv 100 Stock Index
Tel Aviv 25 Stock Index
net conflict = conflict +cooperation per day
xb prediction, one-step