使用成交量指标进行外汇交易

价格波动是特定时刻协调买入或卖出的结果。有一种说法是,如果市场上买入多于卖出,则市场将会上涨;如果卖出多于买入,则市场将会下跌。

这种说法是正确的,但前提条件是:在很大程度上取决于买入或卖出量。例如,可能会出现这样一种情况,即 100 个买家,每个买家买入半手,而只有一个卖家,一个人卖出 100 手。结果是,市场将会下跌,而非上涨,因为一个卖家的实际成交量大于其余 100 个买家的成交量总和。

这种情况让我们将目光投向外汇市场中的成交量指标上,这是一个值得我们特别关注的指标。如您在下表中所见,MetaTrader 4(以及实际任何其他交易平台)在指标列表中列出了独立于趋势指标和震荡指标的成交量。这意味着,这是一组特殊指标,需要特别注意。

Volumes Indicator

MetaTrader 4 平台默认提供至少四种此类指标,每一个都非常重要,有各自功能。但是,成交量指标很好地总结了对于此类指标,我们需要了解的知识。

该指标应用起来与任何其他趋势指标或震荡指标一样简单,只要将该指标添加到屏幕下部实际价格图表之下。如下图所示,无需任何额外设置,点击 OK 即可。虽然可以将颜色修改成任何其他想要的颜色,但由于绿色和红色默认与上涨和下跌走势相关,因此建议使用绿色和红色。

Applying the indicator

什么是成交量指标?

成交量指标显示了给定图表中每根蜡烛表示的成交量。这意味着,在月度图表中,一根蜡烛显示相应月份的成交量;而周蜡烛则显示了每周成交量;以此类推。

成交量越大,则蜡烛越大,反之亦然:成交量越小,则蜡烛越小。绿色蜡烛大表示买家主导,因此市场看涨。另一方面,绿色蜡烛高则表示卖家主导,市场看跌。

green/red candles

换言之,如果绿色成交量蜡烛大,则应该买进做多;红色成交量蜡烛大,则需要做空。还有什么比用成交量指标进行外汇交易更简单呢?

但也存在因外汇市场规模产生的问题。例如每个交易日有超过 5 万亿美元转手,并且成交量无法通过简单指标轻易显示在图表上。这意味着,在 MetaTrader 4 平台上看到的成交量指标实际表示提供交易平台的经纪商的成交量。

这在解读成交量指标时非常重要,因为它近乎完美反映了文章开头的示例:成交量指标可能在向一位经纪商显示绿色蜡烛的同时,向另一位经纪商显示红色蜡烛。如果情况不明朗,应该如何做呢?是否仍可以使用成交量指标?

利用成交量指标和蜡烛群进行交易

每位交易者都知道“趋势是朋友”,这一点对于成交量指数同样适用。在此情况下,趋势通过与其他蜡烛相比显示最大成交量的蜡烛或在蜡烛群中脱颖而出的蜡烛表示。这些蜡烛的颜色表示总趋势方向,即我们需要买入还是卖出。为了过滤所有成交量蜡烛,我们需要做一些历史研究。

Volumes candles

这意味着,我们需要及时回溯,查看大多数蜡烛处于什么位置,处于什么点位,并且考虑对这些点位做进一步解读。从上述示例可看到,30,000 点位没有被多数蜡烛刺穿或突破。因此,该点位以上的成交量是值得考虑的,并且应该关注靠近 30,000 点位以上蜡烛的颜色。该颜色指示交易方向。

在我们的示例中,利用成交量进行交易的方式是,买入靠近 30,000 点位的绿色蜡烛,或卖出靠近该点位的红色蜡烛。中间的所有其他蜡烛,或靠近 30,000 点位下方的蜡烛可以忽略,因为它们未反映出正确的交易信号。

虽然成交量指标不代表整个外汇市场,但是它指示市场的整体趋势,并且近似反映市场整体成交量。而真实情况很少有出入,这正是为何成交量非常受外汇交易者欢迎的原因。

在其他市场中利用成立量进入/退出交易

虽然成交量指标在外汇市场中看似是相对的,在某种意义上所产生的信号并不视为 100% 正确,但在其他市场中非常有用。

例如期货市场,或所有参与者都可以看到成交量的任何其他市场(例如,个股),因此,交易者已经发展出多种交易理论。最流行的一种理论是成交量价差分析 (VSA),但我们不准备在此讨论,因为该理论并不完全适用于外汇市场。未来项目可能涉及该理论,其基于某一时刻标的证券的全部成交量。

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