The impacts of el niño upon climate in temperate latitudes show up most clearly during which season?

The impacts of El Nino last 9-12 months but are most heavily felt during Winter. The term El Nino refers to the climate cycle that affects the countries in temperature latitudes, and that is characterized by temperature increase in the ocean, and rainfall due to stormy weather, make a shift to the East.

Drought resistance because they are close to a lot of supplys 

If a particular resource is not useful or needed then the price would be considerably low. once that resource is needed the price or value will raise depending on how useful or needed it is especially if the resource is low in quantity, the consumers would pay whatever they have to, to get that material.