I don't know much about finance :3
To get an intuition of that phenomenon you can investigate dx/dt = 1/ (2 x), then the solution is x(t) = sqrt(t-c) (up to potential errors :P) while dx/dt = x is x(t) = c e^t
I don't know much about finance :3
To get an intuition of that phenomenon you can investigate dx/dt = 1/ (2 x), then the solution is x(t) = sqrt(t-c) (up to potential errors :P) while dx/dt = x is x(t) = c e^t