Complex problem types

Complexity (large numbers of items, interrelations and decisions)
enumerability - big data
heterogeneity - different measures
connectivity (hierarchy relation, communication relation, allocation relation)

Dynamics (time considerations)
temporal constraints
temporal sensitivity
phase effects
dynamic unpredictability

Intransparency (lack of clarity of the situation)
commencement opacity
continuation opacity

Polytely (multiple goals)
inexpressiveness
opposition
transience