Updated every three years, they currently are: low-income, $1,005 or less; lower-middle-income, to $3,975; upper-middle-income, to $12,275; and high-income, more than $12,275.
www.brettonwoodsproject.org At $5 per dose the estimated cost per life saved was $3,015, $9,951 and $11,296 in low-, lower-middle-, and upper-middle-income countries, respectively.
en.wikipedia.org A clump of baby boomers in their peak earning years may swell the number of upper-middle-income households.
business.time.com If all high- and upper-middle-income countries sought vaccines for their entire populations in a pandemic, nearly 2 billion courses would be required.
en.wikipedia.org The growth has been driven largely by demand from students from upper-middle-income economies and countries with large national scholarship programmes.
www.universityworldnews.com