“...Spurious (nonsensical) regressions with independent random walks or even with stationary series are well known. However, how their spuriosity is affected by...”

“...Spurious (nonsensical) regressions with independent random walks or even with stationary series are well known. However, how their spuriosity is affected by...”

“...We investigate whether there are systematic jumps in stock prices using the Brownian motion approach and Poisson processes to test diffusion and jump risk,...”