“…More will be considered a national, but not a region's scale, and federal regulating measures (Brambilla et al, 2018;Ünal, 2018). Studied more will be influence of enterprises' export on their well-being [for example: (Bao, 2016)], while effect of export stimulation -less; § some investigations consider influence of aggregated institutional environment on export (Asongu et al, 2018;Rehman et al, 2020), while it seems expedient to concentrate in this research only on institutional assistance; § like in Russian literature, the effect will be studied of institutional support for foreign direct investments' inflow. There's concluded on example of a number of not large economies about positive effect (Irandoust, 2016), on example of large quickly growing economies -about not big role of institutional quality (in comparison with trade openness) (Asongu et al, 2018).…”