Then for people who are struggling & can’t afford to produce one “high value” child they make a logical choice to do it later when they have more resources. Since humans are complicated they can create other values they see are more valuable then children or decide to do something later until having children is no longer a possibility.
In your language, we would expect people in the first sentence to revert to K type parents. If they do not, they simply fall into the category described by your second sentence.
Please tell me where this has been tried. I know of no major government entity which has enacted Georgist tax policy.
If you hate capitalism, you are missing the big picture - the enemy of the average person isn't the accumulation of money and respurces, but the accumulation of power - money and resources being but one aspect of this. Capitalism is good because it mostly occupies the psychopaths with becoming rich, rather than seeking seats of power in government. Capitalism is the best form of innovation and resource distribution we have yet devised, and works well for people with proper safeguards in place preventing accumulation of too much wealth and ensuring the welfare of the average citizen.