No, because it's impossible to identify the 7-year-olds who are going to be great 23-year-olds. Only solution is to invest in a whole country playing
Ian DIt is actually the opposite that wins World Cups. It is all linked to expenditure and elitism at a very early age, only for the very best young players. So over the years 1,000s go through the system to generate one professional player and from these one in a hundred maybe an international player.