economics

I’d
 l ike 
you 
to 
write 
a 
short 
essay 
to 
apply 
the 
economic
 concepts 
to
 a
 current 
affair.
Any 
current  
affair would   
be
fine.
The
 concepts
 you 
can
 choose 
from 
include,
but
 not
 limited 
to
 opportunity
 cost,
marginal
analysis,
efficiency,
market
failure,
diminishing
 marginal
utility,
diminishing
marginal
return,
externality,
public
good,
prisoner
 dilemma,
averse
selection,
moral
hazard,
etc.


The
 construction 
of
 the
 paper 
is 
as 
follows:

Section
1:
description 
of 
the 
current 
affair

Section
2:
the 
analysis
 of 
applying
e conomic
 concept s
in 
the 
current 
affair

Section
3:
any
s uggestions,
 comments,
 recommend ations 
for 
the 
issue 
discussed

pefer 2011 and onward related issues, NO WIKIPEDIA , must cite all sources