This paper studies a long short-term memory (LSTM)-based coherent mortality forecasting method for developing countries … or regions. Many of such developing countries have experienced a rapid mortality decline over the past few decades …. However, their recent mortality development trend is not necessarily driven by the same factors as their long-term behavior …

poverty reduction is measured by life expectancy and infant mortality rate. However, the study failed to find any causality …

applied to a business firm's dynamic problem of determining its optimum level of investment activity, when the longevity (life … span) of the investment is itself a variable determined by the level of investment. Usually, the longevity of an investment … is taken as given and fixed. Here, the level of investment activity has a dual effect, determining not only the longevity …