Advantages of mutual funds include economies of scale,economies of scope, diversification, liquidity, and professional management. The economy displays a lack of economic diversification and significant reliance on immigrant labour. Saudi Vision 2030 lays out targets for diversification and improving competitiveness. The Depression years proved pivotal for the firm's future diversification and growth. The war was also a stimulus for the diversification of agriculture. Businessmen like Gadsden, who advocated economic diversification, were in the minority. The strength of the city's economy lies in its broad diversification. Cooper's mandate was to grow the chain through hotel expansion and product diversification. These are not specific calendars but series of historical calendars undergoing reforms or regional diversification. Mammals began a rapid diversification during this period. It is an example of diversification and supply chain integration to drive value. A considerable diversification of macroscelids occurred in the Paleogene Era. In 1965, RCA bought Random House as part of a diversification strategy. The Neoproterozoic was a time of remarkable diversification of multicellular organisms, including animals. This was accompanied by major diversification of other organisms.