利润投资比
profit investment ratio
profit to investment ratio
PI ratio
投资利润率
investment profit margin
profit ratio of investment
returns on investment
ROI
风险投资
venture invest
venture investment
risky investment
venture capital
venture capital investment
risk investment
venture capital investments
invest risk
investment in risk asset
Risk
venture capi
coefficient of relative risk aversion
venture
VC
an algorithm of equal-risk
风险投资分析
analysis of risk investment
风险投资供应链
supply chain of venture capital
风险投资评价
venturous capital pricing
风险投资企业
venture capital enterprise
venture enterprises
风险投资生态系统
venture capital ecosystem
风险投资组合
venture capital portfolio
教育投资风险
education investment risk