出典:Wiktionary
出典:『Wiktionary』 (2026/04/22 20:12 UTC 版)
In the twentieth century, after the advent of widespread automobile use and diminished horse use, the buggy whip became a symbol of obsoleted technologies and disrupted business models. Popularized by German-American economist and professor at Harvard Business School Theodore Levitt in 1960.
buggy whip (plural buggy whips)