"Trees" are commonly applied in mathematical finance; right here used in calculating an OAS. Other widespread pricing-methods are simulation and PDEs. These are definitely utilized for options further than These envisaged by Black-Scholes. It employs a more compact workforce of mortgage officers, but one that guarantees a quick, easy system. https://advertisesmart.com/view/post/Common-Challenges-Faced-by-Loan-Signing-Agents-and-How-to-Overcome-Them/279