Final answer:
In finance, current stock prices already reflect the price history, volume, and available public information.
Step-by-step explanation:
In the context of stocks, the term that fits in the blank is finance. In finance, the concept of efficient market hypothesis suggests that current prices already reflect all relevant information, including the price history, trading volume, and public information of a stock. The efficient market hypothesis assumes that stock prices adjust rapidly to new information, making it difficult for investors to consistently outperform the market.