Earlier quoted context omitted.
> So you are postulating a world where more people compete for a fixed set of goods and services? Is that what I said? I thought I said there's a delay between an increase in demand and an increase in supply, which results in an increase in the price level. In a world of constantly increasing demand you have a constantly increasing price level. In other words, real inflation. In a world of stagnating population growt…
You were describing a world in which regulatory and material constraints prevent growth in supply to meet demand. As a simplified model, consider an economy consisting of only medical services (one of your supplied examples). Then: Real GDP per capita = gross medical services provided / population If population goes up but gross medical services stay flat, real gdp per capita falls. Nominal GDP per capita can rise of…
Human beings aren't static units of consumption and production.
Most productivity gains which result in real GDP per capita growth can only manifest themselves at specific economies of scale. Economies of scale realized after specific demand levels are reached as a result of growing populations.
The pressures which lead to innovation are directly tied to the pressures caused by additional demand and insufficient supply.
Can you name a single country with a decreasing population and a growing GDP? Or even a growing per capita GDP?