He showed that optimal policy would stabilise wages and service prices, allowing the overall prices of goods and services to fall at a rate equal to the real rate of interest. 他提出,最優(yōu)貨幣政策應該是在保持工資和服務(wù)業(yè)價(jià)格穩定的基礎上,允許商品和服務(wù)的總體價(jià)格水平的增速下降到與實(shí)際利率相當的水平。