The document discusses public investment and foreign aid. It defines public investment and describes different types of public investment including productive and non-productive investment. It also lists various sources of public investment such as taxes, money printing, exports, bonds/equity, remittances, and foreign aid/debt. The objective of the study is to analyze the effect of foreign aid on public investment and economic growth in Pakistan. Several literature reviews on the relationship between foreign aid, investment, and growth in other countries are also summarized.