`HasInvestments`

Mixin for investment related attributes.

Type	Class

Type

Class

Class hierarchy

Name Type Description Inherited from

Name	Type	Description	Inherited from
`discount_rate`	0..* `string`	Discount rate of the investment.	n/a
`investment_method`	0..* `InvestmentMethod`	Choice of investment method.	n/a
`payback_time`	0..* `string`	Economic payback time of the investment. Used to annualize investments.	n/a