"economically underdeveloped" is a correct and usable phrase in written English.
For example, you could use the phrase in a sentence like: "Many countries in Africa are still economically underdeveloped."
Stratified random cluster sampling method was used and the regions surveyed were divided into three types of regions based on economic conditions, including developed regions, regions of middle economic level, economically underdeveloped regions.
Babeș-Bolyai UniveRemus's Remus Anghel said that up until 2008 or 2009 emigration had a net positive effect as people from economically underdeveloped regions sent back money, sustaining economic growth and jobs back home.
"Why the Middle East Is Economically Underdeveloped: Historical Mechanisms of Institutional Stagnation". Journal of Economic Perspectives, 18 (Summer 2004): 71-90.
The BioVolt device generates electricity from cellulosic biomass for household use in economically underdeveloped countries.
Although roads cross the region, the plateau remains relatively isolated and economically underdeveloped.
The Kumar government quickly put in place policies aimed at turning around the economically underdeveloped state.
Our findings suggest that the impact of demonetization on digital payment adoption is most muted in regions that are underdeveloped economically, which lag behind in financial inclusion and the development of technology infrastructure.
Such disasters are extremely unfortunate events that extensively impact economically poor and underdeveloped countries because of the lack of adequate disaster preparedness, absence of advanced early warning systems, poor infrastructure conditions, and inadequate community protection.
The rural areas remain underdeveloped economically and reserved culturally.
It is lower in economically developed cities and higher in remote, underdeveloped regions.
Dr. Douste-Blazy recognizes that while developed countries pay for their economic woes in higher unemployment and reduced consumer spending, underdeveloped and developing countries pay for their economic woes and indeed for the lack of aid from economically constrained developed countries with a massive amount of preventable deaths.
