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<article article-type="research-article" dtd-version="1.3" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xml:lang="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">cheb</journal-id><journal-title-group><journal-title xml:lang="ru">Чебышевский сборник</journal-title><trans-title-group xml:lang="en"><trans-title>Chebyshevskii Sbornik</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2226-8383</issn><publisher><publisher-name>Tula State Lev Tolstoy  Pedagogical University</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.22405/2226-8383-2021-22-2-121-134</article-id><article-id custom-type="elpub" pub-id-type="custom">cheb-986</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>Статьи</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>Article</subject></subj-group></article-categories><title-group><article-title>Локализация показателя оптимальной экспоненты задачи Рамсея — Касса — Купманса стремящейся к бесконечности степенной функции полезности</article-title><trans-title-group xml:lang="en"><trans-title>Localization of the indicator optimal exponent of the Ramsey–Kass–Koopmans problem tending to infinity of the power utility function</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Козко</surname><given-names>Артем Иванович</given-names></name><name name-style="western" xml:lang="en"><surname>Kozko</surname><given-names>Artem Ivanovich</given-names></name></name-alternatives><bio xml:lang="ru"><p>кандидат физико-математических наук, </p></bio><bio xml:lang="en"><p>candidate of physical and mathematical sciences,</p></bio><email xlink:type="simple">prozerpi@yahoo.co.uk</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Лужина</surname><given-names>Любовь Михайловна</given-names></name><name name-style="western" xml:lang="en"><surname>Luzhina</surname><given-names>Lyubov Mihailovna</given-names></name></name-alternatives><bio xml:lang="ru"><p>кандидат физико-математических наук</p></bio><bio xml:lang="en"><p>candidate of physical and mathematical sciences</p></bio><email xlink:type="simple">lluzhina@gmail.com</email><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Попов</surname><given-names>Антон Юрьевич</given-names></name><name name-style="western" xml:lang="en"><surname>Popov</surname><given-names>Anton Yurievich</given-names></name></name-alternatives><bio xml:lang="ru"><p>доктор физико-математических наук</p></bio><bio xml:lang="en"><p> doctor of physical and mathematical sciences</p></bio><email xlink:type="simple">prozerpi@yahoo.co.uk</email><xref ref-type="aff" rid="aff-3"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Чирский</surname><given-names>Владимир Григорьевич</given-names></name><name name-style="western" xml:lang="en"><surname>Chirskii</surname><given-names>Vladimir Grirorevich</given-names></name></name-alternatives><bio xml:lang="ru"><p>доктор физико-математических наук</p></bio><bio xml:lang="en"><p>doctor of physical and mathematical sciences</p></bio><email xlink:type="simple">vgchirskii@yandex.ru</email><xref ref-type="aff" rid="aff-4"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Московский государственный университет им. М. В. Ломоносова; Московский центр фундаментальной и прикладной математики, Российская академия народного хозяйства и государственной службы</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Lomonosov Moscow State University; Moscow center of fundamental and applied mathematics, Russian Presidential&#13;
Academy of National Economy and Public Administration</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Московский государственный университет им. М. В. Ломоносова; Российская академия народного хозяйства&#13;
и государственной службы</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Lomonosov Moscow State University Russian Presidential Academy of National Economy and Public Administration</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-3"><aff xml:lang="ru"><institution>Московский государственный университет им. М. В. Ломоносова; Российская академия народного хозяйства и государственной службы</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Lomonosov Moscow State University Russian Presidential Academy of National Economy and Public Administration</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-4"><aff xml:lang="ru"><institution>Московский государственный университет им. М. В. Ломоносова, Российская академия народного хозяйства&#13;
и государственной службы</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Lomonosov Moscow State University, Russian Presidential Academy of National Economy and Public Administration</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2021</year></pub-date><pub-date pub-type="epub"><day>01</day><month>06</month><year>2021</year></pub-date><volume>22</volume><issue>2</issue><fpage>121</fpage><lpage>134</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Козко А.И., Лужина Л.М., Попов А.Ю., Чирский В.Г., 2021</copyright-statement><copyright-year>2021</copyright-year><copyright-holder xml:lang="ru">Козко А.И., Лужина Л.М., Попов А.Ю., Чирский В.Г.</copyright-holder><copyright-holder xml:lang="en">Kozko A.I., Luzhina L.M., Popov A.Y., Chirskii V.G.</copyright-holder><license xml:lang="ru" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>Данная работа распространяется под лицензией Creative Commons Attribution 4.0.</license-p></license><license xml:lang="en" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>This work is licensed under a Creative Commons Attribution 4.0 License.</license-p></license></permissions><self-uri xlink:href="https://www.chebsbornik.ru/jour/article/view/986">https://www.chebsbornik.ru/jour/article/view/986</self-uri><abstract><p>В статье исследуется полная полезность экономической деятельности. В случае производстывенной функции Кобба-Дугласа и экономического ресурса 𝐾(𝑡) = 𝐾0𝑒^(−𝜆𝑡) доказывается, что показатель экспоненты 𝜆, доставляющий максимум полной полезности, находится в определенном интервале.</p></abstract><trans-abstract xml:lang="en"><p>The full utility of economic activity is investigated in article. In the case of the Cobb- Douglass production function and the economic resource 𝐾(𝑡) = 𝐾0𝑒^(−𝜆𝑡), it is proved that the exponent of 𝜆 that delivers the maximum of total utility is in a certain interval</p></trans-abstract><kwd-group xml:lang="ru"><kwd>математическая модель</kwd><kwd>задача Рамсея — Касса — Купманса</kwd><kwd>конку- рентные домохозяйства</kwd><kwd>максимизация полной полезности</kwd></kwd-group><kwd-group xml:lang="en"><kwd>mathematical model</kwd><kwd>Ramsey–Kass–Koopmans problem</kwd><kwd>competitive households</kwd><kwd>maximizing total utility</kwd></kwd-group><funding-group><funding-statement xml:lang="ru">Работа первого автора выполнена при поддержке РФФИ (проект 19-01-00332-a)</funding-statement></funding-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Acemoglu Daron. The Neoclassical Growth Model. 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