题目

英语翻译
The technology,capital,institutions and skills needed to make such new products are more easily adapted from some products than others.
We study the network of relatedness between products,or ‘product space’,finding that most upscale products are located in a densely connected core while lower income products occupy a less connected periphery.
We show that countries tend to move to goods close to those they are currently specialized in,allowing nations located in more connected parts of the product space to upgrade their exports basket more quickly.
Most countries can reach the core only if they “jump” over empirically infrequent distances in the product space.
This may help explain why poor countries have trouble developing more competitive exports,failing to converge to the income levels of rich countries.

提问时间：2020-07-25

答案

要让这些新产品比其他产品更能让人接受的话,科学技术,资本,机构和技能都是必不可少的.我们研究了产品间的网状关系,或者说"产品空间".发现许多高档产品聚集在密集的商业中心,而低单价产品占领的外围市场.我们的研究表...