digraph {
	rankdir=LR
	"贫困"
	"中产"
	"富裕"
	"贫困" -> "贫困" [label=0.9]
	"贫困" -> "中产" [label=0.1]
	"中产" -> "贫困" [label=0.4]
	"中产" -> "中产" [label=0.4]
	"中产" -> "富裕" [label=0.2]
	"富裕" -> "贫困" [label=0.1]
	"富裕" -> "中产" [label=0.1]
	"富裕" -> "富裕" [label=0.8]
}
