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Ranking and recommendation of online content including social media, blog and forum posts is provided. A method of and computer program product for content analysis are provided. A subset of content items is selected from a set of content items. Each content item in the set has at least one attribute. For each content item in the subset, a user is queried to obtain a subjective value. A formula is derived that relates the at least one attribute of each content item of the subset to the subjective value of each content item of the subset. The formula is applied to each content item of the set to determine a calculated value of each content item of the set. A ranking of the set of content items is determined based on the calculated value of each content item. Recommendations are provided to a user based on the ranking.