权威例句
Freight RatesOcean Freight Rates and Productivity, 1740-1913Ocean Freight Rates and Economic Development 1730-1913Ocean Freight Rates and Economic Development 1750-1913Ocean Freight Rates and Economic Development 1750-1913: DiscussionFreight rates and productivity gains in British tramp shipping 1869–1950 ☆The non-linear dynamics of spot freight rates in tanker marketsOcean Freight Rates and Productivity, 1740鈥3: The Primacy of Mechanical Invention ReaffirmedOcean Freight Rates and Productivity, 1740-1913: The Primacy of Mechanical Invention ReaffirmedA co-integration approach to forecasting freight rates in the dry bulk shipping sector
