Earlier quoted context omitted.
> The walkability comes at the cost of tiny housing though. You might have your correlation/causation things mixed up. Walkability means higher quality of life, which means higher demand thus higher prices. In turn, as real estate prices go up, real estate developers are pressured to provide more houses from a limited construction area, thus this means shrinking apartment sizes. Offering smaller apartments also has t…
You have it mixed up. Firstly, walkability only means higher prices if supply is limited. If it's the default, then supply matches demand. Secondly, a grocery store needs say 500 potential customers (households) within walking/transit distance. A cafe 2,000. A specialist shop 5,000. Otherwise they need parking for customers arriving by car, which takes up yet more space, making the area less walkable, inducing more c…
Isn't it, though?
In fact, not only is it limited, it's also a market on the supply side.
> Secondly, a grocery store needs say 500 potential customers (households) within walking/transit distance.
In consolidated urban areas with medium density occupation, such as city centers in pretty much any relatively large European city, you already have multiple supermarkets at a stone's throw. In some places like Madrid some suburban areas even have multiple supermarkets on the same apartment block.