While many low-income countries do need external resources to finance productive imports, in many market-access countries private flows are often driven by speculative behaviour and end up in overvaluation of the currency and consumption booms.
许多低收入国家的确需要外来资金以支付生产性进口，但在许多市场准入国家私人资本流动往往是投机行为，最终导致货币超值和消费剧增。