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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">10.22405/2226-8383-2018-20-4-197-207</article-id><article-id custom-type="elpub" pub-id-type="custom">cheb-714</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>Оптимальная экспонента в задаче Рамсея–Касса–Купманса с логарифмической функцией полезности</article-title><trans-title-group xml:lang="en"><trans-title>Optimal exponent in the Ramsey–Kass–Koopmans problem with logarithmic 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><email xlink:type="simple">prozerpi@yahoo.co.uk</email></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><email xlink:type="simple">lluzhina@gmail.com</email></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></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><email xlink:type="simple">vgchirskii@yandex.ru</email></contrib></contrib-group><pub-date pub-type="collection"><year>2019</year></pub-date><pub-date pub-type="epub"><day>14</day><month>02</month><year>2020</year></pub-date><volume>20</volume><issue>4</issue><fpage>197</fpage><lpage>207</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Козко А.И., Лужина Л.М., Попов А.Ю., Чирский В.Г., 2020</copyright-statement><copyright-year>2020</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/714">https://www.chebsbornik.ru/jour/article/view/714</self-uri><abstract><p>Исследуется полная полезность экономической деятельности в некоторой модели, когдавложение в производство экономического ресурса задано в виде экспоненты, а функцияполезности — логарифм. Доказывается существование и единственность оптимального показателя экспоненты и находится интервал в котором содержится оптимальный показатель.</p></abstract><trans-abstract xml:lang="en"><p>We study the full utility of economic activity in a certain model, when the investment inthe production of an economic resource is given as an exponent and the utility function —logarithm. We prove the existence and uniqueness of the optimal exponent and find the intervalin which the optimal exponent is contained.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>математическая модель</kwd><kwd>задача Рамсея–Касса–Купманса</kwd><kwd>конкурентные домохозяйства</kwd><kwd>максимизация полной полезности</kwd><kwd>лог-полезность</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>log-utility</kwd></kwd-group></article-meta></front><back><ref-list><title>References</title></ref-list><fn-group><fn fn-type="conflict"><p>The authors declare that there are no conflicts of interest present.</p></fn></fn-group></back></article>
