風險聲明：差價合約（CFD）是屬於複雜的投資產品，因杠杆而存在快速虧損的高度風險。
交易前您應衡量是否瞭解差價合約以及是否能夠承擔發生虧損的高風險。
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Broker
An intermediary between an investor and the markets that provides services like trade execution and market analysis for a fee or commission.
Broker-dealer
An individual that acts as both a broker agent and principal trader, placing trades on behalf of their clients while simultaneously trading on their own account.
Buck
Slang for the US dollar. The etymology traces to colonial-era America, where deerskins (“bucks”) served as a unit of trade. By the mid-1800s the term was in casual use for paper dollars, and it never went away.
But “buck” doesn’t always mean one dollar. Among institutional currency traders, “a buck” often means one million US dollars. “Twenty bucks” can mean twenty bucks at the deli or twenty million dollars on a swap line, and context is everything. The shift is unwritten but consistent across major dealing rooms.
The word also generates a few related coinages: “the greenback” for the dollar more broadly, “buckaroo” as an old-fashioned variant, and the somewhat cynical “almighty dollar” for the currency’s reserve status.
Example: A retail customer at a New York coffee shop hands over four bucks for a latte. Across town, an FX trader at a bank tells his counterpart “show me on fifty bucks of cable”; meaning he wants a quote on a fifty-million-dollar sterling-dollar transaction. Same word, six orders of magnitude apart.
Bull market
An extended upward trend, marked by a 20% or more price increase from recent lows.
Business cycle
A natural economic fluctuation typically lasting around 5 years per cycle.
Buy and sell
The two primary drivers of trading. Timing these actions determines whether an investor makes a profit or loss.
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