Blacklisting is a form of economic punishment used to restrict the activities of an individual or organization. It involves placing a person or entity on a list that prevents them from engaging in certain activities, such as obtaining loans or entering into contracts. ASSET is the correct answer for the crossword solution, which is a term used to describe any item of value owned by an individual or organization. Assets can include physical items, such as property or equipment, as well as intangible items, such as intellectual property or goodwill.