加尼-奥康奈尔的证据包括始于20世纪90年代初的数据，此间发展中国家正在经历全经济趋同，其背后的推动历史资本流入和商品繁荣。
The Ghani-O’Connell evidence includes data starting in the early 1990s, during which developing countries were experiencing economy-wide convergence, boosted by capital inflows and commodity windfalls.