It is common for social scientists to use formal quantitative methods to compare ecological units such as towns, schools, or nations. In many cases, the size of these units in terms of the number of individuals subsumed in each differs substantially. When the variables in question are counts, there is generally some attempt to neutralize…

The past decade has seen declining numbers of 0-4 year-olds while the number of 5-14 year-olds has continued to rise. During this period, most countries increased their financial investment in primary and lower secondary education, improving student-teacher ratios. However, the distribution of teachers remains uneven, with urban areas often facing…

The economics curriculum today does not emphasize the study of population. This needs to change immediately because we are in the midst of another demographic sea change, slamming on the brakes right after a rapid acceleration during the last half of the twentieth century. Instead of glibly tossing a dependency ratio onto a slide, this article…

As a group, English Language Learners (ELLs) are diverse and come from a variety of home languages, cultures, educational backgrounds, and educational needs. This brief focuses on descriptive characteristics of the ELL students served by the School District of Philadelphia in 2014-2015. Specifically, this brief highlights the diversity of the ELL…

Among all children under 18 years in the U.S., 43 percent live in low-income families and 21 percent--approximately one in five--lives in a poor family. This means that children are overrepresented among our nation's poor; they represent 23 percent of the population but comprise 33 percent of all people in poverty. Many more children live in…

Among all children under 18 years in the U.S., 43 percent live in low-income families and 21 percent--approximately one in five--lives in a poor family. This means that children are overrepresented among our nation's poor; they represent 23 percent of the population but comprise 33 percent of all people in poverty. Many more children live in…

Among all children under 18 years in the U.S., 43 percent live in low-income families and 21 percent--approximately one in five--lives in a poor family. This means that children are overrepresented among our nation's poor; they represent 23 percent of the population but comprise 33 percent of all people in poverty. Many more children live in…

Among all children under 18 years in the U.S., 43 percent live in low-income families and 21 percent--approximately one in five--lives in a poor family. This means that children are overrepresented among our nation's poor; they represent 23 percent of the population but comprise 33 percent of all people in poverty. Many more children live in…