Consider an option to buy €12,500 for £10,000.In the next period,the euro can strengthen against the pound by 25 percent (i.e.,each euro will buy 25 percent more pounds)or weaken by 20 percent.
Big hint: don't round,keep exchange rates out to at least 4 decimal places.

$
\begin{array}{lll}
&spot Rates&Risk-tree Rates\
S_{0}(\$ / €) & \$ 1.60=€ 1.00&i \$ 3.00 \% \
S_{0}\left(\$ / £)\right. & \$ 2.00=£ 1.00&i €4.00 \% \
S_{0}\left(€ /£)\right. & € 1.25=£ 1.00&i £4.00 \%
\end{array}
$ Find the risk neutral probability of an "up" move.

Question

Consider an option to buy €12,500 for £10,000.In the next period,the euro can strengthen against the pound by 25 percent (i.e.,each euro will buy 25 percent more pounds)or weaken by 20 percent.
Big hint: don't round,keep exchange rates out to at least 4 decimal places.
 
$
\begin{array}{lll}
&spot Rates&Risk-tree Rates\
S_{0}(\$ / €) & \$ 1.60=€ 1.00&i \$ 3.00 \% \
S_{0}\left(\$ /  £)\right. & \$ 2.00=£ 1.00&i €4.00 \%  \
S_{0}\left(€ /£)\right. & € 1.25=£ 1.00&i £4.00 \%
\end{array}
$ Find the risk neutral probability of an "up" move.

Quizplus · Accepted Answer

The Answer of Consider an option to buy €12,500 for £10,000.In the next period,the euro can strengthen against the pound by 25 percent (i.e.,each euro will buy 25 percent more pounds)or weaken by 20 percent.
Big hint: don't round,keep exchange rates out to at least 4 decimal places.
 
$
\begin{array}{lll}
&spot Rates&Risk-tree Rates\
S_{0}(\$ / €) & \$ 1.60=€ 1.00&i \$ 3.00 \% \
S_{0}\left(\$ /  £)\right. & \$ 2.00=£ 1.00&i €4.00 \%  \
S_{0}\left(€ /£)\right. & € 1.25=£ 1.00&i £4.00 \%
\end{array}
$ Find the risk neutral probability of an "up" move.

Consider an Option to Buy €12,500 for £10,000 Find the Risk Neutral Probability of an "Up" Move