This work introduces two novel methods in measuring income inequality. The first uses publicly available tax summary data to improve estimates of top-coded income in the Current Population Survey. The second is a time-period agnostic and income-level agnostic measure of inequality that relates...

Purpose: A product or service usually has multiple measurable characteristics, and its performance on different measures may vary and may change over time. Multi-criterion and multi-period performance benchmarking presents a challenge for management to determine performance gaps among comparable...

We study discrete-time predictable forward processes when trading times do not coincide with performance evaluation times in the binomial tree model for the financial market. The key step in the construction of these processes is to solve a linear functional equation of higher order associated...

In this study, portfolio diversification was tried to be made based on stock market performance ratios with TOPSIS and Grey Relational Analysis (GRA) methods using quarterly data of companies operating in Borsa Istanbul Banks (XBANK), Wholesale & Retail Trade (XTCRT) and Textile & Leather...