...or maybe it's due to the pre-Marxist dogma that the Capitalist must necessarily have the 90% of the business profit...Businesses will respond, likely not as you expect or want.
Increased labor costs will inevitably have consequences,
eg, raising prices, changing staff, reducing staff, adding
automation, changing hours. It could be one or a mix
of those.
On occasion, businesses will shut down, as you joke about.
It happened to a foundry I know of. Employees unionized
& demanded more money. They owner anticipated losing
profitability, so he closed the business.
and all the rest goes to wages, costs, and other passive budget items...