economy 目录参考

文件
	Collector.cpp
	Collector.h
	Economy.cpp
	Economy.h
	EconomyControl.cpp
	EconomyControl.h
	EconomyLedger.cpp
	EconomyLedger.h
	EconomyLedgerResourceAccount.cpp
	EconomyLedgerResourceAccount.h
	Resource-account adapter backed by an EconomyLedger.
	EconomySystem.cpp
	EconomySystem.h
	GatherNode.cpp
	GatherNode.h
	ResourceType.cpp
	ResourceType.h