The “invisible hand” as described by Adam Smith at work.
The government can make all the laws and regulations they want but the market place will decide what works and what does not work.
Food delivery is not normally a necessity. It is a luxury item where the consumer decides if their time is more valuable then the cost of delivery.
Some think it is but as the cost goes up the value to the customer goes down.
Governments can regulate the charge but they can not force people to buy.
This is predictable as the sun rising in the east.
They are concerned with the reality of power.
Whatever keeps them in power is what is defined as "the good".
In the philosophy they espouse, everyone having an equal share of $10 is morally superior to a miniumum share of $10, with the average being $20 and the maximum unlimited. They view such an arrangement as fundamentally immoral, even though the worst off do as well and the average does twice as well.
… yet.
obama tried once.