How to save any file as a PDF

Step-by-step instructions for creating PDFs from any file type, including methods for merging, compressing and password-protecting PDF documents securely.
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Recovering an Asset's Implied PDF from Option Prices: An Application to Crude Oil during the Gulf Crisis

We develop a general method for estimating the implied, martingale equivalent, probability density function (PDF) for futures prices from American options prices. The early exercise feature of ...