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In 1863, two years prior to emancipation, Black people owned 0.5 percent of the national wealth, while in 2019 it is just over 1.5 percent. [147] Racial disparity in poverty rates has narrowed since the civil rights era, with the poverty rate among African Americans decreasing from 24.7% in 2004 to 18.8% in 2020, compared to 10.5% for all ...
A mortgage-backed security (MBS) is a type of asset-backed security (an "instrument") which is secured by a mortgage or collection of mortgages. The mortgages are aggregated and sold to a group of individuals (a government agency or investment bank) that securitizes, or packages, the loans together into a security that investors can buy.
[8] After the Spanish conquest of the Inca Empire , quipus were slowly replaced by European writing and numeral systems. Many quipus were identified as idolatrous and destroyed, but some Spaniards promoted the adaptation of the quipu recording system to the needs of the colonial administration, and some priests advocated the use of quipus for ...
The determinant of this matrix is −1, as the area of the green parallelogram at the right is 1, but the map reverses the orientation, since it turns the counterclockwise orientation of the vectors to a clockwise one. The determinant of a square matrix A (denoted det(A) or | A |) is a number encoding certain properties of the matrix.
For example, in the expression (f(x)-1)/(f(x)+1), the function f cannot be called only once with its value used two times since the two calls may return different results. Moreover, in the few languages which define the order of evaluation of the division operator's operands, the value of x must be fetched again before the second call, since ...
In 2022, the total fertility rate across Russia was estimated to be 1.42 children born per woman, [486] which is below the replacement rate of 2.1 and among the lowest in the world. [487] Subsequently, the nation has one of the world's oldest populations , with a median age of 40.3 years.
The spark-ignition petrol (gasoline) engines listed below were formerly used in various marques of automobiles and commercial vehicles of the German automotive business Volkswagen Group [1] and also in Volkswagen Industrial Motor applications, but are now discontinued.
This is an accepted version of this page This is the latest accepted revision, reviewed on 13 February 2025. Manipulation of an organism's genome For a non-technical introduction to the topic of genetics, see Introduction to genetics. For the song by Orchestral Manoeuvres in the Dark, see Genetic Engineering (song). For the Montreal hardcore band, see Genetic Control. Part of a series on ...