The 4th Nordic Interdisciplinary Conference

4th International Research Conference

This paper develops dynamic structural models --an option value model and a dynamic programming model-of the Social Security Disability Insurance (SSDI) application decision. We estimate the time to application from the point at which a health condition first begins to affect the kind or amount of work that a currently employed person can do. We use the Health and Retirement Study (HRS) augment...

4th International DAAAM Conference

The efficiency of ink separation in the process of waste paper recycling depends among other things on the ink properties, kind of the substrate, the printing techniques and the printing conditions. Chemical deinking flotation does not efficiently remove water based flexographic inks, UV ink and varnish, ElectroInk and some toners from digital printed paper. The use of enzymes could be an alter...

4th International Research Conference

4th International Research Conference

Annuities provide insurance against outliving one’s wealth. Previous studies have indicated that, for many households, the value of the longevity insurance should outweigh the actuarial unfairness of prices in the voluntary annuity market. Nonetheless, voluntary annuitization rates are extremely low. The proportion of the financial assets of elderly households that is compulsorily annuitized is...

4th International DAAAM Conference

Beyond doubt the application of technologies and materials is significant for the industrial production of goods. However, besides those factors, also the human being needs to be included in the production management as a resource. The actor human plays an important role especially from the point of view of the quality and productivity management as well as the resource planning. This paper foc...