frac.ranks {acid} | R Documentation |

## Fractional Ranks

### Description

This function computes fractional ranks which are required for the S-Gini coefficient.

### Usage

```
frac.ranks(x, w = NULL)
```

### Arguments

`x` |
a vector with sorted income values. |

`w` |
a vector of weights. |

### Value

returns the fractional ranks.

### Author(s)

Alexander Sohn

### References

van Kerm, P. (2009): sgini - Generalized Gini and Concentration coefficients (with factor decomposition) in Stata', CEPS/INSTEAD, Differdange, Luxembourg.

### See Also

[Package

*acid*version 1.1 Index]