Calculating the unemployment rate given the labor force and the number of people unemployed:

Unemployment rate = number of people unemployed/labor force

However, why is the calculation different (according to how I had to do for an assignment) if the total population is given along with the labor force and number of people unemployed?

Unemployment rate = number of people unemployed/total population

Same thing would apply to calculating the employment rate I'm guessing?

prisoners, children, invalids, stay at home moms, handicapped , are generally not in the labor force, but are in the total population

The calculation for the unemployment rate can vary based on the information provided. Here's a breakdown of the two different formulas:

1. Unemployment rate = number of people unemployed / labor force:

This formula is commonly used when the focus is on the proportion of unemployed individuals among those who are actively participating in the labor force. The labor force is defined as the total number of people who are either employed or actively seeking employment. By using this formula, we are comparing the number of unemployed individuals to the pool of potential workers.

2. Unemployment rate = number of people unemployed / total population:

This formula takes into account the entire population, including those who are not part of the labor force, such as retirees, full-time students, or individuals choosing not to work. The intention is to measure the unemployment rate as a percentage of the entire population, providing a broader perspective on the economic health of a region or country.

When calculating the employment rate, a similar distinction can be made:

1. Employment rate = number of people employed / labor force:

This formula focuses on the proportion of employed individuals among those who are actively participating in the labor force. It helps to gauge the degree of utilization of the available workforce.

2. Employment rate = number of people employed / total population:

This formula measures the employment rate as a percentage of the total population, reflecting the employment situation in relation to the entire population.

The choice between using labor force or total population depends on the context and the purpose of the analysis. It's essential to consider whether you want to assess the employment and unemployment situation within the labor force itself or across the entire population.