Introduction. Overview on ICT4D Research. Overview on Neo-Classical Growth Accounting. Overview on Chaos & Complex Systems Theory. Product Life Cycle Theory. Overview on Decision Tree Induction. Overview on Cluster Analysis. Overview on Data Envelopment Analysis (DEA). Overview on Structural Equation Modeling (SEM). Overview of Neural Networks (NN). Inquiry into heterogeneity of the competitive environment (by using CA). Investigation of the sources of heterogeneity of the competitive environment (by using DT). Assessment of the relative efficiency of competitors in heterogeneous environment(by using DEA and DT). Finding sources of relative inefficiencies in heterogeneous environment (by using DEA with MI and DT). Study of the role of a human capital in growth in productivity (by using DEA with SEM). Formulation of investment strategies driven by relative efficiency and growth in productivity (by using DEA with MI). Allocation of investments to optimize economic performance of the product (by using DEA applied to Product Life Cycle theory). Assessing the role of resources vs. utilization of resources in efficient production of economic outputs (by using NN).