Gurko T.A. Development of the institution of marriage: factors and indicators. In: Social processes of modern Russia Gurko T.A. Development of the institution of marriage: factors and indicators. In: Social processes of modern Russia / Under the general editorship of prof. Z. H. Saralieva: in two volumes. Vol.1. Nizhniy Novgorod. Publishing house NISOC, 2020. P. 35-41.ISBN 978-5-93116-222-5 DOI нетPosted on site: 21.12.20Текст статьи/сборника на сайте конференции URL: http://www.fsn.unn.ru/wp-content/uploads/sites/5/Sots.protsessy-v-sovr.Rossii-TOM-1.pdf (дата обращения 21.12.2020)AbstractIndicators of the evolution and transformation of the institution of marriage in Russia analyzed based on Russian and international statistics and research results. The marriage statuses of men and women in the age group of 25-49 years of various professional and educational groups presented according to the calculated data of the VNDN-2019, which held by Federal State Statistics Service. It shown that these differences are significant among men, but not women.