國民經濟軍事化 國防工業綜合體 經濟轉型政策 軍轉民政策 衍生 市場失靈 國防工業私有化 不確定性風險 逆選擇及道德風險 The militarization of national economy Military industrial complex Economic transition policy Defense conversion policy Spin-offs Market failure The privatization of defense industry Uncertain risk Adverse selection and moral hazard