So, one is not 'better' but the 'EurAsian' goal of Putin et. al. is a desired and purposeful design to replace ethnic Russians with peoples from aforementioned areas - and the trade deals made or attempted are proof of this.
Why does he need all that after all? Why is he so extremele unhappy with the existing and very loyal to him population that his clique covertly designs such a “global cleansing” plan?

They are by design with such areas. But, the likelihood that Russians will gain from this is slim to none. Just read the arguments/rationale of the articles. When the Western countries applauded free trade, they made it sound like fantasy and a fairy tale but the only benefactors were affluent and wealthy CEOs/corporations at the top and the foreigners who were given the privilege to make the products abroad (or who emigrated to the West). Trade surpluses soon became deficits - unless, you think the USA made like bandits compared to China/Mexico etc. I don't think so....
If the situation is so debilitating for Russia as you write here why an American leading energy expert is so afraid of Putin’s challenge? (N1 Amazon.com bestseller in Oil & Energy Industry at the moment).

Russia is in the midst of a rapid economic and geopolitical renaissance under the rule of Vladimir Putin, a tenacious KGB officer turned modern-day tsar. Understanding his rise to power provides the keys to understanding the shift in the energy trade from Saudi Arabia to Russia. This powerful new position threatens to unravel the political dominance of the United States once and for all.
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If Putin's plans are successful, not only will Russia be able to starve other countries of power, but the BRIC countries (Brazil, Russia, India, and China) will replace the G7 in wealth and clout. The Colder War takes a hard look at what is to come in a new global energy market that is certain to cause unprecedented impact on the U.S. dollar and the American way of life.

The Colder War: How the Global Energy Trade Slipped from America's Grasp: Marin Katusa