What is optimization Optimization is about making choices that lead to first best outcomes. Mathematically, optimization is usually described with differential calculus, though when functions are linear, and problems are …
What is macroeconomics Macroeconomics is the field of economics that deals with aggregated quantities. Microeconomics, for example, might deal with firm level economics, while macroeconomics might deal with aggregate …
What is international trade? International trade is the movement of goods across national borders. Because bilateral exchange rates change frequently, international trade is watched closely by national and supranational …
What is modelling? Modelling is an important part of decision science. Modellers make simplified representations of reality to produce judgements about reality and guide real decisions. Models can be abstract and …
What are statistics? Statistics are transformations of data through calculation. While in theory any calculation done with data yields a statistic, in practice statistics are associated with scientific and field specific …
What is data wrangling? Data wrangling is the process of preparing data for analysis or computation. It includes transforming data into various formats and statistical derivations, cleaning data to account for missing …
