政治经济学

• 氵(water; liquid)RADICAL
• 台(platform; foundation)PHONO-SEMANTIC

A solid foundation is used to control the flow of water.

• 糹(silk thread; filament)RADICAL
• 巠(underground water vein running straight)PHONETIC

Silk threads running straight down in rows on a loom frame form the warp threads.

• ⺍(two hands (indicating learning))ASSOCIATIVE
• 冖(roof; house)ASSOCIATIVE
• 子(child)RADICAL

A child sitting under a roof with two hands diligently studying represents learning.