Example: construction of a yield curve using the

unbiased expectation theory

${?}_0{R}_1=1\mathrm{.}3\%,E{(}_1{r}_1)=1\mathrm{.}5\%,E{(}_2{r}_1)=1\mathrm{.}7\%,E{(}_3{r}_1)=1\mathrm{.}9\%$

${?}_0{R}_2=$

${?}_0{R}_3=$

$R_4=$

$$ Yield curve