A zero interest (or low) interest rate doesn't have to equal stagnation. The free flow of money could also kick start an entire generation of entrepreneurs, solely by reducing capital risk.
The performance of the Nikkei is significantly more complicated than just a low interest rate. For example. the lack of productivity and population growth in Japan is another set of pieces that also impacts the rate of return.
The performance of the Nikkei is significantly more complicated than just a low interest rate. For example. the lack of productivity and population growth in Japan is another set of pieces that also impacts the rate of return.