The term given to these influential and asset-controlling individuals after the collapse of the Soviet Union was Russian Oligarchs.
Generally, Oligarchs are business leaders wielding significant political-economic influence. In Russia, the well-connected entrepreneurs amassed excessive wealth from government patronage.
This excessive wealth-amassment alienated them from the Russian public and they became unpopular. Many of them decided to take up residency outside Russia.
Thus, the term given to these influential and asset-controlling individuals after the collapse of the Soviet Union was Russian Oligarchs.
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