overinvestment
Economic term referring to investment beyond what is justified by demand or returns, often leading to bubbles or inefficiency.
During the bubble period, overinvestment in real estate became a problem.
To avoid overinvestment, demand forecasting must be done carefully.
Antonym: underinvestment, i.e., investment below the optimal level.
General term for investment, without the nuance of excess.
Compound of 過剰 (excess) and 投資 (investment).