. 3. . 2009. .1 . : / . . — 3- .— , 2007. .: In the article author suggests new method of making the decision whether to invest in securities based on the relative shares price change velocity indicator. 11.01.09 336.763:005.334 . , . , eaf@tsu.tula.ru, ( , , . , , « ») ., . , (4872) 35-20-77, ), , 8-920-753-55-54, oks@srkregion.com, . . : , , , , , . , . . - , , . . , ( ), , ( ) , , — - . — , , - . , , : 234 – , , ; – ; – , - ; – , . - , . , , , , , ( ) , - . : , ( , ) , - , . — . — , . ( ), , - . . , ( ) , : 235 - . – . 2009. ( ) .1 , ; – ( , ) - ; – ( ) , ; – - , . . I. , - : , - : – - , , ; – , ; – , . , - : – , , , - ; – ( ) – ; - . , : – ( ) ; – , ( ); 236 – ; – . , : – ; – , - , , . II. , - : , - ( , – ): ( ) - ; – ; – , , , . , - , : – , ( ) ; – , ( ) . , , - : – – ; – , ; , , , , , , . . , . - : – – ( ); ( ); 237 . . 2009. – .1 . , , - ; , . , ; , ; - , ; , ; . : – , - , , ; – ( ), , , - ; « » ; - , ; ; – , , , , , , , ; - ( , , - ); , . 238 . , , - , . , , - , , , , - , . , , , : – ( , - ); – – , ; , , ; – . , , - , , : – , - , ; – , – ; , , ; 239 . . 2009. .1 – - , ; – , ; – . E.A. Fedorova, I.Y. Kozlovskaya System of Measures Decreasing Risks Incurred by Professional Securities Market Participants This article contains classification of risks incurred by professional securities market participants, in terms of major sources of such risks. Also, the article provides another classification of risks for Registrars. 11.01.09 658: 005.332.4.336.3 . , . , ., . , (4872) 35-20-77, eaf@tsu.tula.ru, ( , , ), . , , (4872) 38-16-76, ozerova-upak@rambler.ru, ( , , ) - , . : , , , - . - , , , . , , , , 240 -