Labor unions and businesses in the heavy equipment industry have asked the u. s. congress to place a tax on imported equipment in order to make it more expensive. they hope that this will allow u. s. producers to be more competitive. the u. s. heavy equipment industry appears to be seeking a(n):

Protective tariff

Explanation: Protective tariffs are basically designed to protect the domestic producers from foreign competition. These tariffs raise the retail price of imported products making them expensive in comparison to domestic  products and thereby making domestic products more  competitive.

Thus, by placing a tax on imported equipment in order to make it more expensive, these industries hope that Protective tariff will allow u.s. producers to be more competitive.

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a manufacturer of printed circuit boards uses exponential smoothing with trend to forecast monthly demand of its product. at the end of december, the company wishes to forecast sales for january. the estimate of trend through november has been 200 additional boards sold per month. average sales have been around 1000 units per month. the demand for december was 1100 units. the company uses α = 0.20 and β = 0.10. make a forecast including trend for the month of january.