Science / Chemistry / Hunds Rule: A rule of thumb stating that subshells fill so that the number of unpaired spins is maximized, or 'spread them out and line them up.'
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Rule Noun Synonyms: direct, guide, manage, control, lead, head (up), preside (over), superintend, oversee, supervise, regulate, govern, run
Rule Verb Synonyms: regulation, order, law, ordinance, ruling, decree, ukase, statute, principle, direction, guide, guideline, precept
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Business / Finance / Rule 144: Restricts solicitation of buyers to complete the sell order of an insider (unless the firm is already a buyer); signified by a flashing 'E' on Quotron. MORE
Business / Finance / Rule 14-D: Often used in risk arbitrage. Regulations and restrictions covering public tender offers and related disclosure requirements. MORE
Business / Finance / Rule 13-D: Often used in risk arbitrage. Requirement under Section 13-d of the Securities Act of 1934 that a form must be filed with the SEC within ten business days of acquiring direct or beneficial ownership o MORE
Business / Finance / Rule 144a: SEC rule allowing qualified institutional buyers to buy and trade unregistered securities. MORE
Business / Finance / Rule 405: NYSE codification of 'know your customer' rules, which require that a customer's situation is suitable for any investment being made. MORE
Business / Accounting / Rule Of 72: A quick way to calculate how long it will take to double a sum of money. Divide 72 by the expected interest rate to determine the number of years (example 72 divided by 8% = 9 years). MORE