00576naa#a2200181#i#450# EN\\bibl\16379 20240507153211.2 1999-8775 20161230b2016####ek#y0engy0150####ca RUS RU THE NEED OF INTRODUCING PROGRESSIVE SCALE OF INCOME TAX Journal article Bryansk Bryansk State Technical University 2016 4 с. Journal article local Экономика. Экономические науки. 33 RUS Romanov Viktor Nikolaevich bstu.editorum.ru