A |
attack rate |

AI |
artificial insemination |

ARI |
accounting rate of interest |

C |
cost |

df |
degrees of freedom |

DR |
discount rate |

ECF |
East Coast fever |

f |
fraction of population (clusters) sampled |

F |
franc |

FMD |
foot-and-mouth disease |

FV |
future value |

GB |
gross benefits |

GP |
gross productivity |

i |
interest rate (growth rate, rate of increase) |

IRR |
internal rate of return |

K |
kwacha (Malawi) |

KSh |
Kenya shilling |

m |
number of clusters in sample |

M |
maloti (Lesotho) |

MF |
Malian franc |

MD |
mean difference |

n |
sample size |

* |
naira |

NB |
net benefits |

NPV |
net present value |

P |
true prevalence |

p |
estimated prevalence |

P |
market-clearing price |

PV |
present value |

PVB |
present value of benefits |

PVC |
present value of costs |

Q |
quantity |

R |
estimated mean |

r |
correlation coefficient |

S |
standard deviation |

SE |
standard error |

S |
standard error of the difference |

S |
standard error of the mean difference |

S |
sample standard deviation of individual differences |

STP |
social time preference rate |

**Figure**