【多选题】Which pieces of the evidence below are relevant to the essay topic on the economic effects of tobacco use?
A.
Analysis of US expenditure data show that the average US smoker spends over $700 a year on tobacco products, which for the average US family comprises a large proportion of discretionary spending.
B.
UNICEF estimates that over 200 million children aged under 5 years in low income countries are malnourished, and the malnutrition contributes to about 6 million deaths among these children each year.
C.
The total domestic output arising from the activities of the tobacco industry was valued at $8 billion.
D.
Crop substitution is often proposed as a means to reduce the tobacco supply, but there is scarcely any evidence that it reduces consumption, since the incentives to farmers to grow tobacco are currently much greater than for most other crops.