Digital signal processing is an area of science and engineering that has been developed rapidly over the past years. This rapid development is the result of the significant advances in digital computer technology and integrated circuits fabrication. Many of the signal processing tasks...

This paper analyses the relationship between dispositional optimism and stock investments. Data are drawn from the second wave of the Survey of Health, Ageing and Retirement in Europe. Dispositional optimism is found to be a relevant predictor of the ownership of stocks as well as of the share...