It's a bookend to the recurring point that building a business requires a good understanding of markets and how companies fight for their place in them.

The Economist covers a lot of macro-economic news and frames the world in terms of market forces.

I think Slava is saying the type of biz-savy "personal development" he experienced (belatedly) could have been accelerated by more of this perspective.

It should come as no brainer, the back bone of any business is 'supply and demand', while it may sound simple, it is increasingly becoming complex and understanding the new world economics helps to grow the business and 'The economist' seems to serve lot of insights.