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bachelor in business administration
Polytechnic State University Sanluis
Jan-2006 - Nov-2010
CPA
Polytechnic State University
Jan-2012 - Nov-2016
Professor
Harvard Square Academy (HS2)
Mar-2012 - Present
 Let P be the price of a put option to sell a security, whose present price is S , for the amount K . Argue that
P ≥ Ke − rt − S ,
where t is the exercise time and r is the interest rate.
C â-----------€“ -----------P =----------- D -----------(F -----------–----------- K)----------- wh-----------ere----------- C -----------is -----------the----------- (c-----------urr-----------ent-----------) v-----------alu-----------e o-----------f a----------- ca-----------ll,----------- P -----------is -----------the----------- (c-----------urr-----------ent-----------) v-----------alu-----------e o-----------f a----------- pu-----------t, -----------D i-----------s t-----------he -----------dis-----------cou-----------nt -----------fac-----------tor-----------, F----------- is----------- th-----------e f-----------orw-----------ard----------- pr-----------ice----------- of-----------