Translation:

Indicator of risk exposure magnitude is the required (rate of) return value.

geëiste rendement = required (rate of) return

waarde van de risico's = risk exposure magnitude

See further:

Required Rate of Return
The required rate of return is typically used when considering investing in a stock. Simply defined, the required return is the expected return in order for an investor to purchase an asset, in this case a stock.
When calculating the required return, you will be considering both the risk-free rate of return and the premium that you require for taking the risk. In this case as in others, when you use (or look at) the risk-free rate of return, you are referring to an investment like a U.S. Treasury bill.

College Of Administrative Sience - Welcome
... Investors and financial managers. Topics include: risk, the required rate of return,
value, interest rates, capital markets, institutions and instruments ...
www.cas.kuniv.edu.kw/Finance.htm

[PDF] www.capatcolumbia.com/Articles/FoFinance/Fof6.pdf
... that is, they discount future cash flows to the present value using a risk-adjusted
required rate of return. Value creation occurs over a certain number ­ 18 ...

Hope this helps.

Davorka