<?xml version="1.0" encoding="UTF-8"?><rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0"><channel><title><![CDATA[RSS Feed]]></title><description><![CDATA[RSS Feed]]></description><link>http://direct.ecency.com</link><image><url>http://direct.ecency.com/logo512.png</url><title>RSS Feed</title><link>http://direct.ecency.com</link></image><generator>RSS for Node</generator><lastBuildDate>Wed, 29 Apr 2026 21:05:24 GMT</lastBuildDate><atom:link href="http://direct.ecency.com/created/mathematicalexpectations/rss.xml" rel="self" type="application/rss+xml"/><item><title><![CDATA[What is positive versus negative mathematical expectation in option spread trading?]]></title><description><![CDATA[I watched an interesting video blog article by Ryan Jones, the author of a blog called Trade Partners and the article was titled: Why you shouldn’t trade vertical spreads. This blog article seems delightfully]]></description><link>http://direct.ecency.com/mathematicalexpectations/@shortsegments/what-is-positive-versus-negative-mathematical-expectation-in-option-spread-trading</link><guid isPermaLink="true">http://direct.ecency.com/mathematicalexpectations/@shortsegments/what-is-positive-versus-negative-mathematical-expectation-in-option-spread-trading</guid><category><![CDATA[mathematicalexpectations]]></category><dc:creator><![CDATA[shortsegments]]></dc:creator><pubDate>Sun, 08 Dec 2019 19:26:30 GMT</pubDate><enclosure url="https://images.ecency.com/p/4HFqJv9qRjVeVQzX3gvDHytNF793bg88B7fESPieLQ8dxHhrawHa2bR7chkAVyLVq156u7qVV9FcMCyV5Ba56sWFfcvVWENZ31g7Mt2XMEUobH1ctNthYJh6iRft7cALUSa6d2apXnHH5VvC1xCD3kT2vbeg3ZCtXVp?format=match&amp;mode=fit" length="0" type="false"/></item></channel></rss>