parity-factor

A Node.js package to fetch and calculate Purchasing Power Parity (PPP) conversion factors (GDP, LCU per international dollar) for any country using World Bank, Eurostat, and OECD data.

pareto-frontier

The Pareto frontier, or Pareto set, is the set of choices which optimizes a system. This package calculates the optimal set of points in a 2D system.